Description Caterpillar Woodruff Key, 3/16 in 1B8705 (1B-8705): Cat® wrenches are used to create a non-slip system that transfers torque between a shaft and its mating rotary component. SPECIFICATIONS PART NUMBER 1B-8705 Thickness - A (inches): 16-Mar Part Manufacturer Number: 6 Material Description: Steel key Notes: Key Diameter: 15.75, Key Width: 3.983, Key Height: 0, Flat Height: 6.02 Diameter - B (in): 8-May Fit equipment: CATERPILLAR ARTICULATED DUMP TRUCK Fit equipment models: CATERPILLAR 725, CATERPILLAR 730, CATERPILLAR 735, CATERPILLAR 740, CATERPILLAR D250E II, CATERPILLAR D300E II, CATERPILLAR D350E, CATERPILLAR D350E II, CATERPILLAR D400E, CATERPILLAR D400E II Weight(lbs): 0.1 Length(cm): 8.89 Width(cm): 15.24 Depth(cm): 1.27 1B8705