TRUSCO Extractor Square Type for 8.0-11.0mm EX-803K 1 piece

Catalog number: EX-803K Features: ●Used to remove broken bolts, pipes, etc. ●The square type can be used for both left and right bolt threads. Applications: ●When the plus or minus groove on the head of a small screw is crushed. ●For removing bolts with crushed head corners or broken off hexagonal bolts. ●For removing broken bolts and pipes. Specifications: ●Bolt threads used (mm): 8.0-11.0 ●Total length (mm): 68 ●Drill pilot hole dimensions used (mm): 4.5 ●Tip diameter (mm): 3.5 ●Base diameter (mm): 7.3 ●Compatible tap handle: TH-6 ●For both left and right bolt threads Material/Finish: ●Medium carbon steel (S45C) Caution: ●Cannot be used with hardened bolts or stainless steel bolts. ●After drilling the pilot hole, use lubricant to penetrate the broken thread.