IVY Classic 46003 23 Piece Long Power Bit Screwdriving Set, Impact Plus GO-TO SCREWDRIVING SET: 1/4 x2-3/8" Rapid Reload Power Bit Holder , Long Power Phillips, Phillips/Square, Square, Slotted and Torx Bits, as well as Hex to Square Socket Adapters IMPACT PLUS: The Mega-Magnetic Bit Holder, Magnetic Screw Guide Driver and all Bits are designed to withstand the high torque (rotational force) of impact drivers(Impact Plus - Registered Trademark) S2 TOOL STEEL POWER BITS: Heat treated and tempered to Rockwell Hardness 60 - 62, sandblasted finish prevents rust STURDY LOCKABLE PLASTIC CASE: Innovative hinged flip-up trays for VERY easy access and removal of bits. Trays can snap lock at 45 or pivot to any desired angle POWER BITS: Phillips 2" #1, 2, 3; 2-3/4" #1, 2, 3 | Ph/Sq: 2" #2 | Hex-Sq Adapter: 2-1/2" x 1/4-1/4"; 1/4-3/8" | Slotted 2" #8-10 | Sq: 2" #1, 2, 3; 2-3/4" #: 1, 2, 3 | Torx 2" T10, 15, 20, 25, 30, 40