Quick Detachable Bushing Bushing Type Quick Detachable Bore Bushing Series SDS Bore Diameter 19 mm Length 1.313 in Bolt Circle Diameter 2.69 in Bolt Size 1/4 In.-20 x 1-3/8 in System of Measurement Metric Bushing Diameter 2.188 in Fastener Tightening Torque Capacity 5 000 in-lb Flange Type Split Flange Width 7/16 in For Shaft Type Keyed Includes (3) Cap Screws Keyway Height 2.9 mm Keyway Width 6 mm Length Less Flange 0.875 in Material Steel Overall Diameter 3.188 in