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 3×75mm Specification: Weight Approx:30.4g Size Approx:14.5 x 2.5 x 2.5