56 PCS PAT. THREADED COIL-INSERT REPAIR KIT (M10.M12.M14) (FOR SPARK PLUG THREAD)
Product Introduction
Material: Stainless Steel SUS304
Finish with Heat Treatment
2. Tap:
Material: HSS
Finish with Heat Treatment
3. Coil-Installation Shank
(Length: 90mm):
Material: Carbon Steel with
Heat Treatment, Black Finished
4. Coil Shielding Collar(Internal Thread):
Material: Aluminum with Anodized
5. Main Tool: Material:
1). Across Winding Bar on the top: Carbon Steel
2). Aluminum Housing with Anodized
6. Hex Key: Material: Carbon Steel