Experience 3.5" interchangeable power groove bits. All metal ratchet provides high torque for 2x driving speed and maximum control. Precision machined bit tips support secure fitment. Bits are chrome plated to support marine-grade rust protection and reduced wear. Magnetic bit retention provides consistent driving performance. Wrench ready with hex shanks for additional leverage. Includes: 1/4" Hex bit. Square: #3 #2 #1. Phillips: #1 #2. Slotted: 1/4" 3/16".