Wera 05078636001 7772 B Ratchet insert, reversible, 9x12 mm, 3/8" x 52 mm

Application: For 3/8" square socket wrench inserts and 3/8" connecting parts with square drive
Drive: 9x12 mm; for torque wrenches of the Click-Torque X and XP series with 9x12 mm holder
Design: With reversing ratchet, push-button release, forged, chrome-vanadium steel, matt chrome-plated; with safety pin

Technical Specifications:

• 7772 B Ratchet insert, reversible, 9x12 mm, 3/8" x 52 mm