The 8071 Five-piece Ratcheting Offset Screwdriver Set with pass-through handle is ideal for use where screws are concealed or obstructed, leverage is required or turning space is limited. What's Included: Pass-through ratchet handle and four blades types/sizes: 1/4 in. and 3/8 in. slotted; #1 and #2 crosspointRotation of the plated-steel drive can be reversed instantly and adjusted for left or right-handed useBlades are made from hardened, tempered steel4 in. drive lengthIncludes handle and slotted and crosspoint blades.