9x 22-95 High Carbon Steel ER Hook Wrench CNC Collet Chuck Wrench Description: 100% brand new and in high quality. Precision spanner for professionals and hobbyists who require ease of use and high-quality work results. For ER lathe clamping nut, CNC lathe sleeve milling clamping nut, CNC toolholder spring clamping nut, fits most toolholders. High-quality high-carbon steel, hardening, wear-resistant and durable, ideal for equipment installation, debugging, maintenance and overhaul. If the diameter of the nut is within the spanner specification range, a spanner size is suitable. Specification : Material: High Carbon Steel Colour: black Model and size (total thickness): 22-26: 130 x 22 x 5mm / 5.12 x 0.87 x 0.28 inch 28-32: 145 x 25 x 4.36 mm / 5.71 x 0.98 x 0.17 inch 34-36: 157 x 34 x 5.32 mm / 6.18 x 1.34 x 0.21 inch 38-42: 167 x 33 x 5.35mm / 6.57 x 1.30 x 0.21 inch 45-52: 190 x 42 x 7.88 mm / 7.48 x 1.65 x 0.31 inch 55-62: 213 x 48 x 9 mm / 8.39 x 1.89 x 0.35 inch 68-72: 235 x 60 x 9mm / 9.25 x 2.36 x 0.35 inch 78-85: 263 x 65 x 9.5mm / 10.35 x 2.56 x 0.37 inch 90-95: 285x78x10.65mm/11.22x3.07x0.42inch (9-piece set) The package includes: 1 piece of key 22-26 1 piece of key 28-32 1 piece of key 34-36 1 piece of wrench 38-42 1 piece of key 45-52 1 piece of key 55-62 1 piece of key 68-72 1 piece of key 78-85 1 piece of 90-95 spanner