DESCRIPTION Caterpillar Woodruff Key, 3/16 in 1B8707 (1B-8707): Diameter: 3/4 inch Cat Segmented Keys are manufactured from medium carbon steel and machined to provide a high quality surface finish. SPECIFICATIONS PART NUMBER 1B-8707 Part Manufacturer Number: 8 Diameter - B (in): 3/4 Thickness - A (inches): 3/16 Weight(lbs): 0.1 Length(cm): 2 Width(cm): 1 Depth(cm): 0.5 1B8707