20 Piece M10 x Thread Repair Insert Kit, Metric Stainless Steel Helicoil Kit with HSS Drill Bits, Portable Rethreading Tool Kits, Compatible Hand Tool Set for Auto Repairing

Package Include: 15 pcs heli coil thread inserts, 1 pc thread insert installation spanner tool, 1 pc break pin tool, 1 pc HSS drills x 1, 1 pc M10 HSS taps, 1 pc hex key allen wrench. Compact size is convenient for carrying and storage. Please confirm the size before purchasing

Material: The thread inserts are made of stainless steel, the surface of the thread insert installation spanner tool and break pin tool are electrophoresis treated, sturdy with rust resistance. The HSS drill bit and taps are made of high-speed steel(HSS), which is wear-resistant and high temperature resistance, and more sturdy than ordinary carbon steel.

Unique Desgin:There is a limit screw on thread insert installation spanner, which can control the push depth of thread inserts. 135° apex angle of twist drills, with stronger metal penetration and higher efficiency.

Easy to Use: 1. Drill out the injured thread with the drill bit. 2. Check the thread and pitch of the tap and the bolt match. 3. Use the specific taps for cutting the holding thread into the cleared hole. 4. Place the insert on the installation tool and center the insert tang in the tang slot. Wind the insert in with gentle downward pressure until half rotation below the surface. 5. punch the punch with the hammer instantaneously to remove the tail.

Wide Application: The helicoil thread repair insert kit is suitable for all metals, composites, polymers, and other materials, and can be widely used in automotive and plumbing applications, such as restoration and of stripped or damaged internal screw threads, SATISFACTION GUARANTEEing long-lasting results for the bolt, motor plug, and spark applications, it's an essential tool for any mechanic or DIY enthusiast, ideal for automotive and engine repairs.