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Product Specifications:
| Item | Locking Insert |
| Display Qty | 100 |
| Drill Size | G |
| Finish | Plain |
| Free Coil Dia. | 0.316" |
| Hardness | Rockwell C43-C50 |
| Helical Insert Type | Screw Locking |
| Insert Length | 1/4" |
| Material | Stainless Steel |
| Material Grade/class | Grade Nitronic 60 |
| Overall Length | 1/4" |
| Product Datasheet | helicoil-7587-3-2.pdf |
| Rockwell Hardness | C43-C50 |
| Series | HELI-COIL |
| Sti Tap Size | 1/4"-28 |
| System Of Measurement | Imperial |
| Tang Style | Tanged |
| Tensile Strength | 200000 psi |
| Thread Direction | Right Hand |
| Thread Size | 1/4"-28 |
| Thread Type | Fine |
Shipping Info:
| Ship weight (kg) | 0.1 |
| Ship height (cm) | 6.1 |
| Ship length (cm) | 0.64 |
| Ship width (cm) | 9.91 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Insert Length | Drill Size | Free Coil Dia. | Thread Direction | Finish | Sti Tap Size | Material Grade/class | Display Qty | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
A3591-4EN375 | 3/8" | G | 0.316" | Right Hand | Plain | 1/4"-28 | Grade Nitronic 60 | 100 | 100 | €277.70 | |
![]() |
A3591-4EN500 | 1/2" | G | 0.316" | Right Hand | Plain | 1/4"-28 | Grade Nitronic 60 | 100 | 100 | €285.39 |
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HELICOIL A3591-4EN250 Locking Insert, 1/4 In - 28 Thread Size, Nitronic, 1/4 In Insert Lg.
€241.96 /pack
