Item No.: H05K509

.Material: Carbon Steel，ratchet with alloy steel(40cr);

.Revolutionary Design, These Two Wrench Have 8 Sizes Total;

.A different size on each end and on each side;

.Forward and Reversible by Thumb Lever Switch，72T;

.Small Wrench Sizes 5/16"x3/8", and 7/16"x1/2",(6-1/4" long);

.Large Wrench Sizes 9/16"x 5/8", and 11/16"x 3/4" (9" long);

.Heavy Duty, All Metal Construction, NO Plastic!

.Metric size：

Small Wrench Sizes 8x10mm, and 12x13mm,(6-1/4" long)

Large Wrench Sizes 16x 17mm, and 18 x 19mm (9" long)