Overview: Designed according to human factor engineering Screwdriver handle is specially designed according to human factor engineering & is comfortable & convenient in use Made of CR-V alloy steel Screwdriver handle is made from Cr-V alloy steel, & it will achieve maximum torque.slotted & Phillips 6×38mm Specification: Weight Approx:54.3g Size Approx:9.6 x 3.4 x 3.4