Wrench Collet Chuck Replacement Spring Nut Workholding High Speed Steel Spanner ER32-UM

1. Hardened by heat treatment, with high rigidity, suitable for engraving machine, spindle machine extension rod clamping nut rotation. 2. The wrench has high strength, high temperature resistance, impact resistance and easy operation. 3. The product is made of high-speed steel, with high hardness, high efficiency and long service life. 4. Small size, easy to carry and store, convenient to use and with good performance. 5. Can be used with peace of mind, with strict quality control and quality assurance. Specification: Item Type: WrenchModel: ER32-UMMaterial: High speed steel Uses: Machine tools, lathes Wrench Shape: Hook head Hardness: Heat treatment 48-52HRC Specification: ER32. Package List: 1 x Wrench