Description: For ER25 Nose Collet Nut 1 x ER32 Wrench Spanner Model: ER32 Hook Material: High Carbon Steel Size(Length x Open): Approx. 20.5x0.5cm/ 8.07x0.20 inch Spanner hook wrench, for ER chuck nut Harden, wearproof, and durable, with skidproof cover