Wera 05078633001 7771 Ring spanner insert, 9x12 mm, 21 x 51 mm

Application: Hexagon screw heads or nuts
Drive: 9x12 mm; for torque wrenches of the Click-Torque X and XP series with 9x12 mm holder
Design: Forged, chrome vanadium steel, matt chrome plated; with safety pin

Technical Specifications:

• 7771 Ring spanner insert, 9x12 mm, 21 x 51 mm