150Pcs / Set 304 Helicoil Stainless Steel Thread Repair Insert M3 M4 M5 M6 M8
14,98 €
150Pcs / Set Stainless Steel Helicoil Thread Repair Insert Kit M3 M4 M5 M6 M8. M8 1.25 1.5D (5PCS). M8 1.25 3D (5PCS). M4 0.7 1.5D (20PCS). M4 0.7 3D (20PCS). M6 1 1.5D (10PCS). M6 1 3D (10PCS). - Because of a certain elasticity, thread insert can even the load distribution on each thread, eliminate pitch and tooth deviation between screw and screw hole, and absorb vibration, thus increasing the screw thread connection strength and fatigue resistance.
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