Koken 18400M Impact Socket 1"Dr 55mm Trailer Box A groove on the inner

A groove on the inner corner of the stock aids in the clearance of burr or dirt

Champion M20 x 26mm x 1

3/8” Dr Hex Bit Sockets 3mm

Champion 3/32in x 1in Roll Pin -20pk Specifications

Retaining Ring: O95036 (Not Included)

Koken 18400M Impact Socket 1"Dr 55mm Trailer Box A groove on the innerMade In Japan, Highest Quality, Most Dependable Flat Drive sockets to ensure a flat surface contact between the socket and the Bolt Nut. The flat drive system reduces wear and allows to transmit a higher torque value. Cold Forged Heat Treated Chrome Molybdenum Alloy exceeding Din 3129, ISO2572 2 Standards. 18400M 1"Dr Impact Socket 6pt 55 x 75mm 1"Dr x 55mm x 75mm Long