ER40 ER32 ER25 UM Collet Chuck Wrench Spanner For Lathe CNC Milling Chuck Holder

Feature *For spring clamping nut CNC tool holder Fits for most tool holders *Used widely for tightening and loosening screws and nuts *Opening Width : ER25(37mm/ 1.45 )；ER32(45mm/ 1.77 );ER40(58mm/2.83 ) *Precision spanner wrench for professionals and hobbyists demanding ease of operation and high quality work results Specification: Product name: Special wrench for ER machine tools Material: Carbide Hardness: 45-48HRC Surface treatment: electrophoresis treatment Opening Width : ER25(37mm/ 1.45 ) ER32(45mm/ 1.77 ) ER40(58mm/2.83 ) Product specifications: ER25UM/ER32UM/ER40UM Package list: 1PCS x UM Type ER Wrench Notes: 1. Manual measuring please allow 1 ~ 3mm error thank you. 2. Due to the difference between different monitors the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.