9-pin design fits retaining nut on 2-wheel and 4-wheel drive Avalanche, Cheyenne, Escalade, Sierra, and Silverado trucks with 10.5 - 11.5" ring gears. Alloy steel construction with 1/2" square drive.
1/2" Drive sizes 17MM, 19MM, and 21MM Non slip design helps protect Sockets / drive up tp 70% rounded off nuts. All centrifugal power sockets use the same interchangeable disc. Over 40% more busting...