Item Type: Tool Post Holder_x000D_ Material: High speed steel_x000D_ Model: 250-001_x000D_ Purpose: CNC fixture 1Adopt refined full grinding. Each product will wear out several times after processing, firm and stable 2The best surface treatment makes the tools easier to use, possess high working efficiency 3The components after quenching, have high hardness and wear resistance, not easy to be damaged, and have a long service life 4Made of good?quality high?speed steel material, hard and not easy to break, bring you a better experience 5Tool post holder can be used as CNC fixture, provide great convenience for your work4 x Tool Post Holder