Item No.: H05C693
.Material：45# carbon steel  
.Mirror  polish ，heat treatment，chrome plated  
.Metric Sizes:10mm, 11mm, 12mm, 14mm, 15mm, 17mm, 19mm, 21mm, 22mm, 24mm, 26mm  
.SAE Sizes:3/8 in., 7/16 in., 1/2 in., 9/16 in., 5/8 in., 11/16 in., 3/4 in., 13/16 in., 7/8 in., 15/16 in., 1 in.