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Product Specifications:
| Item | UNF Locking Insert |
| Display Qty | 1000 |
| Drill Size | G |
| Features | Positive Self Locking Torque |
| Finish | Plain |
| Free Coil Dia. | 0.316" |
| Free Coil Diameter | 0.326" |
| Grade | 304 |
| Hardness | Rockwell C43-C50 |
| Helical Insert Type | Screw Locking |
| Insert Length | 1/4" |
| Material | Stainless Steel |
| Material Grade/class | 18-8 |
| Material Quality Standards | As7245 |
| Overall Length | 1/4" |
| Rockwell Hardness | C43-C50 |
| Series | Heli-Coil Tangless |
| Sti Tap Size | 1/4"-28 |
| System Of Measurement | Imperial |
| Tang Style | Tangless |
| Tensile Strength | 200000 psi to 250000 psi |
| Thread Direction | Right Hand |
| Thread Size | 1/4"-28 |
| Thread Type | Fine |
Shipping Info:
| Ship weight (kg) | 0.9 |
| Ship height (cm) | 1.78 |
| Ship length (cm) | 0.64 |
| Ship width (cm) | 0.64 |
| Country of Origin | US |
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HELICOIL T3591-4C250S UNF Locking Insert, 1/4 In - 28 Thread Size, SS, 1/4 In Insert Lg., Gr. 304
€2,657.25 /pack