ER M Type Clamping Nut Wrench High Carbon Steel CNC Collet Chuck Wrench Spanner(ER20 UM )

Feature: 1. Suitable for nut rotation of ER type shank, arbor and extension rod. 2. The handle is designed to hold the wrench tightly and saves effort during use. 3. Mtype wrench, high efficiency and high cost performance. 4. High work efficiency, longterm use is not easy to fatigue. 5. Made of high quality high carbon steel, heat treated, high hardness, not easy to crack. Specification: Item Type: Clamping Nut Wrench Material: High carbon steel. Package List: 1 x Clamping Nut WrenchSuitable for nut rotation of ER type shank, arbor and extension rod. The handle is designed to hold the wrench tightly and saves effort during use. Mtype wrench, high efficiency and high cost performance. High work efficiency, longterm use is not easy to fatigue. Made of high quality

high carbon steel, heat treated, high hardness, not easy to crack.