IDEAL 33 Piece Plastic Handle Multi Bit Screwdriver Set Small Coin Tread Secure Hold: Square neck under 56773 Secure Hold: Square neck under the head locks into wood to prevent spinning during tightening 94 Maximum Cut Depth @ 90 Deg 33 piece quick change set Patented Sure Loc™ quick change chuck securely holds bits Includes 32 piece tamper proof bits with storage block Bits fit most standard multi bit screwdrivers Built in bit storage container in handle hold up to 5 extra bits Sub Brand Quick Change Series Name N A Handle Material Plastic Drive Size Set Drive Type Set Minimum Shaft Length 3 in Maximum Shaft Length 3 in Allen Drive Included Yes Phillips Drive Included Yes Pozidriv Drive Included No Hex Drive Included Yes Square Drive Included Yes Torx Drive Included Yes Flat Drive Included Yes Cushioned Grip No Insulated No Magnetic No Ratcheting No Number of Bits Included 32 Number of Screwdrivers Included 1 Set Individual Set Case Type Bit Block and Storage Handle Total Number of Pieces 33 Warranty 1 year CA Residents: Prop 65 Warning(s) Yes Multi Bit Yes UNSPSC 27111700 Handle Length(s) 4 in