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Insert（Length L (after insertion) (D = Thread Dia. M)：3D）
In general, coil inserts that have been machined into a coil shape are very common, but we also have a wide lineup that includes "self-tapping inserts", "inserts for resin", "insert nuts", "locking inserts", etc., enabling use to suit various environments or materials.
MISUMI enables spec searches and ordering quantities from just 1 piece. Tools are also sold in addition to the inserts themselves.
[Materials]
Iron, stainless steel, brass, phosphor bronze, Inconel, nitronics
[Size]
M1.4 to M39 are available as well as imperial sizes
[Search Keywords]
Heli-Sert, E-Sert, Sprue, Female Thread
Search by specifying the lower class category
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MISUMI
[Specification expansion] In response to many requests, a new standard product is now available! *Please see the specification table or model number list for applicable products.
[Handling Standards] Coarse M diameter: 2, 2.2, 2.5, 2.6, 3, 3.5, 4, 5, 6, 8, 10, 12, 14, 16, 18, Fine M diameter: 6, 8, 10, 12, 14, 16, 18
You can purchase from 1 piece!
Application: Strengthens the female thread of the base.
Features: Durable screw connection. You can create a concise design.
Material: SUS304.- Volume Discount
Standard Price: MYR 7.20 Days to Ship: 4 Day(s) or more -
Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-4,000 Pieces Per Package】
TOKAI
A general-purpose well-balanced screw insert with low cost.
[Features]
・ At the time of press-fit, the product has direction.
・ An insert nut that is well balanced in all aspects including easy use, holding power, cost, etc.- Volume Discount
Standard Price: MYR 1.29- Days to Ship: 5 Day(s) or more -
Stainless Steel/Insert Nut Threaded Type / IRU
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2/2.5/2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] DegreasingStandard Price: MYR 3.74 Days to Ship: 11 Day(s) or more -
Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] DegreasingStandard Price: MYR 5.84 Days to Ship: 11 Day(s) or more -
Brass Insert Nut (Screw-In Type) IRB/IRB-C
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2/2.5/2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasingStandard Price: MYR 2.54- Days to Ship: 11 Day(s) or more -
TSUGAMI
Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, ensuring a highly durable fastening.
Standard Price: MYR 4.54- Days to Ship: 5 Day(s) or more -
Dodge Bit Insert Flange Type (Brass Cadmium-Free)
TOKAI
General purpose type. Low cost and well balanced.
Standard Price: MYR 1.57 Days to Ship: 5 Day(s) or more -
RECOIL
Made from regular 304 grade stainless steel (18–8), but inserts made from other application-specific materials are also manufactured.
Standard Price: MYR 7.91- Days to Ship: 4 Day(s) or more -
RECOIL
[Features]
·The stress is dispersed throughout the entire engagement length, does not incur screw thread breaks, has increased holding power or tensile strength, and has greater fastening power than the original screw.
·Dedicated tools enable the insertion and extraction without tangs.
·Extraction will not damage the male threads nor the product.
·You don't have to tear off the tang, look for the broken tang, or check the gauge.Standard Price: MYR 4.90- Days to Ship: 4 Day(s) or more -
TSUGAMI
Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, which ensures highly durable fastening.
Standard Price: MYR 10.11 Days to Ship: 5 Day(s) or more -
Brass Bit Insert (Standard Model / Single-Sided Type) HSB
HIROSUGI-KEIKI
[Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] DegreasingStandard Price: MYR 1.30- Days to Ship: 11 Day(s) or more -
Brass Bit Insert (Standard, Double-sided) HSB-Z
HIROSUGI-KEIKI
[Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] DegreasingStandard Price: MYR 1.37- Days to Ship: 11 Day(s) or more -
Stainless Steel/Aluminum Insert Nut Threaded Type (Loosening Prevention) / IRU-W
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] DegreasingStandard Price: MYR 5.75 Days to Ship: 11 Day(s) or more -
Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasingStandard Price: MYR 3.33- Days to Ship: 11 Day(s) or more -
Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] DegreasingStandard Price: MYR 7.46 Days to Ship: 11 Day(s) or more -
Brass Bit Insert (Flange Type) / HFB
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing- Volume Discount
Standard Price: MYR 2.07 Days to Ship: 11 Day(s) or more -
Sprue【1-100 Pieces Per Package】
NIPPON SPREW
Screw reinforcement made from a coiled, rhombic section stainless steel wire. Highly reliable fastening is achieved through ingenious use of spring action.
Standard Price: MYR 3.75- Days to Ship: 5 Day(s) or more -
Dodge Bit Insert Standard SD (Brass Cadmium-Less)【1-500 Pieces Per Package】
TOKAI
Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.
Standard Price: MYR 2.30- Days to Ship: 5 Day(s) or more -
Stainless Steel E-Sert Hemlock-Made【1-100 Pieces Per Package】
SUNCO
[Nominal M] 2, 2.2, 2.5, 2.6, 7, 14, 16, 18, 20, 22, 24, 27, 30, 33, 36, 39, 42
[Material] Stainless Steel
[Surface Processing] BareStandard Price: MYR 42.75- Days to Ship: 5 Day(s) or more -
Brass Insert Nut (Screw-In Type) IRB-W/-CW
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasingStandard Price: MYR 4.22- Days to Ship: 11 Day(s) or more -
Aluminum Insert Nut (Screw-In Type) IRL-B/IRL-K
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2/2.5/2.6/3/4/5/6/8
[Material] Lead-free free-cutting aluminum (KS26), lead content 300 ppm or less
[Treatment] Black anodized (BAL)/Kanigen platingStandard Price: MYR 3.06- Days to Ship: 11 Day(s) or more -
Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasingStandard Price: MYR 4.94- Days to Ship: 11 Day(s) or more -
Brass Dutch Insert (Standard) / HSD
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] DegreasingStandard Price: MYR 2.79- Days to Ship: 11 Day(s) or more -
Sprue (Unified) (UNC)【100 Pieces Per Package】
NIPPON SPREW
Screw reinforcer featuring coiling of a diamond shaped stainless steel thread. Can achieve high-reliability tightening by using the springback skillfully.
Standard Price: MYR 436.00- Days to Ship: 5 Day(s) or more -
Sprue (Unify) (UNF)【100 Pieces Per Package】
NIPPON SPREW
Screw reinforcer featuring a coiled, diamond-shaped stainless steel thread. Can achieve high-reliability tightening by effective use of the the springback.
Standard Price: MYR 418.50- Days to Ship: 5 Day(s) or more -
Lock Sprue【100 Pieces Per Package】
NIPPON SPREW
This SPREW has enhanced locking characteristics. The central portion of the SPREW coil is formed from several windings of angular grips. The spring action of the grips keeps male screws firmly tightened, and prevents looseness caused by strong impacts or shocks.
Standard Price: MYR 575.29 Days to Ship: 5 Day(s) or more -
TOKAI
General purpose type. Low cost and well balanced.
Standard Price: MYR 899.04- Days to Ship: 5 Day(s) or more -
Stainless Steel Recoil【100 Pieces Per Package】
SUNCO
[Nominal M] 2, 2.5, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24
[Material] Stainless Steel
[Surface Processing] BareStandard Price: MYR 444.91 Days to Ship: 5 Day(s) or more -
Stainless Steel E-Sert (Unify) (UNC)【100 Pieces Per Package】
SUNCO
[Nominal]
[Material] Stainless Steel
[Surface Processing] BareStandard Price: MYR 717.61 Days to Ship: 5 Day(s) or more -
Lock Type Sprew【100 Pieces Per Package】
SUNCO
[Material] Stainless steel
[Thread size M] 2.5, 2.6, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24Standard Price: MYR 601.01 Days to Ship: 5 Day(s) or more -
Aluminum Insert Nut (Screw-In Type / Coated With Loosening Prevention Agent) IRL-BW/-KW
HIROSUGI-KEIKI
[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Lead-free free-cutting aluminum (KS26), lead content 300 ppm or less
[Treatment] Black anodized (BAL)/Kanigen platingStandard Price: MYR 4.67- Days to Ship: 11 Day(s) or more -
HIROSUGI-KEIKI
[Nominal of Thread (M)] 2.5/3/4/5/6/8
Main Body
[Material] Nylon 66
[Color] Milky White
[Heat Warping Temperature] 1.82 MPa: 75°C
[UL Standard] UL94V-2 (Materials)
Screw Part
[Material] Aluminum (A2011 Equivalent)
[Processing] DegreasingStandard Price: MYR 1.62- Days to Ship: 11 Day(s) or more
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| Screw Dia. M (after insertion)(mm) |
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| Screw Type |
| Length L (after insertion) (D = Thread Dia. M) |
| Application |
| Notch |
| Thread Dia. (After inserted), Unified(inch) |
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| Brand | MISUMI | TOKAI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | TSUGAMI | TOKAI | RECOIL | RECOIL | TSUGAMI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | NIPPON SPREW | TOKAI | SUNCO | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | HIROSUGI-KEIKI | NIPPON SPREW | NIPPON SPREW | NIPPON SPREW | TOKAI | SUNCO | SUNCO | SUNCO | HIROSUGI-KEIKI | HIROSUGI-KEIKI |
| Product Series | Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-4,000 Pieces Per Package】 | Stainless Steel/Aluminum Insert Nut Threaded Type (Loosening Prevention) / IRU-W | Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW | Dodge Bit Insert Standard SD (Brass Cadmium-Less)【1-500 Pieces Per Package】 | Stainless Steel E-Sert Hemlock-Made【1-100 Pieces Per Package】 | Stainless Steel E-Sert (Unify) (UNC)【100 Pieces Per Package】 | Aluminum Insert Nut (Screw-In Type / Coated With Loosening Prevention Agent) IRL-BW/-KW | |||||||||||||||||||||||||
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| Days to Ship | 4 Day(s) or more | 5 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 4 Day(s) or more | 4 Day(s) or more | 5 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 11 Day(s) or more | 11 Day(s) or more |
| Screw Dia. M (after insertion)(mm) | 8 | 2 ～ 4 | 3 | 3 | 3 | 3 ～ 12 | 3 | 6 ～ 16 | 2.5 ～ 10 | 10 | 2 ～ 4 | 2 ～ 4 | 3 | 3 | 3 | 3 | 2 ～ 12 | 3 ～ 4 | 2 ～ 24 | 3 | 3 | 3 | 3 ～ 4 | - | - | 8 | 2 ～ 4 | 3 ～ 6 | - | 5 | 3 | 2.5 ～ 3 |
| Environmentally friendly | RoHS Compliant (10 Substances) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Type | Standard | Standard | Self-Tapping | Self-Tapping | Self-Tapping | Standard | Standard | Standard | Tangless | Standard | Press Fit | Press Fit | Self-Tapping | Self-Tapping | Self-Tapping | Press Fit | Standard | Standard | Standard | Self-Tapping | Self-Tapping | Self-Tapping | Press Fit | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Self-Tapping | Press Fit |
| Characteristics/Applications | Not Applicable | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Material | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Brass | Brass | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) / Phosphor Bronze | Brass | Stainless Steel (SUS303/304) | Brass | Aluminum | Brass | Brass | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Brass | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Stainless Steel (SUS303/304) | Aluminum | Nylon |
| Screw Type | Metric (Fine) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Fine) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Unified (Coarse) Thread | Unified (Fine) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Unified (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread | Metric (Coarse) Thread |
| Length L (after insertion) (D = Thread Dia. M) | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D | 3D |
| Application | Light Metal / Cast Iron / Resin General | Resin General | Cast Iron | Cast Iron | Light Metal | Light Metal / Cast Iron / Resin General | Resin General | Light Metal | Light Metal | Light Metal / Cast Iron / Resin General | Light Metal | Light Metal | Cast Iron | Light Metal | Cast Iron | Light Metal | Light Metal | Resin General | - | Light Metal | Light Metal | Light Metal | Light Metal | Light Metal | Light Metal | Light Metal | Resin General | - | - | - | Light Metal | Resin General |
| Notch | Provided | Not Provided | Not Provided | Not Provided | Not Provided | Provided | Not Provided | Provided | Provided | Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Provided | Not Provided | Provided | Not Provided | Not Provided | Not Provided | Not Provided | Provided | Provided | Provided | Not Provided | Provided | Provided | Provided | Not Provided | Not Provided |
| Thread Dia. (After inserted), Unified(inch) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1/4-20 ～ #4-40 | 1/4-28 ～ 5/16-24 | - | - | - | 5/16-18 | - | - | - |
| Shape | - | Standard | Standard | Slotted | Standard | - | Standard | - | - | - | Standard | Standard | Standard | Slotted | Slotted | Standard | - | Standard | Standard | Standard | Standard | Slotted | Standard | - | - | - | Standard | Standard | Slotted | - | Standard | Standard |
| Sales Unit | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Low Quantity (Available beginning with 1 pc.) | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. | Box, Pkg. |
| Cleaning Method | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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Configure
Specification/Dimensions
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Screw Dia. M (after insertion)(mm)
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Environmentally friendly
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Type
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Characteristics/Applications
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Material
- Steel
- Stainless Steel (SUS303/304)
- Stainless Steel (SUS316)
- Stainless Steel (SUS430F)
- Brass
- Phosphor Bronze
- Inconel X-750
- Nitrox 60
- Aluminum
- Nylon
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Screw Type
- Metric (Coarse) Thread
- Metric (Fine) Thread
- Unified (Coarse) Thread
- Unified (Fine) Thread
- BSW (Coarse) Thread
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Length L (after insertion) (D = Thread Dia. M)
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Application
- Light Metal
- Cast Iron
- Resin General
- Wood
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Notch
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Thread Dia. (After inserted), Unified(inch)
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Shape
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Sales Unit
- Low Quantity (Available beginning with 1 pc.)
- Box, Pkg.
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Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic Polishing + Precision Cleaning
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- HIROSUGI-KEIKI (15)
- NIPPON SPREW (4)
- SUNCO (4)
- TOKAI (4)
- RECOIL (2)
- TSUGAMI (2)
- IMAO (0)
- KSSC (0)
- ACCURATE (0)
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