Ergonomically designed quad-lobular handle design provides maximum tip torque; slip-resistant rubber grip increases user comfort; precision machined and sand blasted tip grips faster, securely and resists slip out; lacquer coated bar resists rust; magnetic tip holds screw securely; color-coded handle for easy selection. Tip styles and lengths includes: Standard (1) 1/8 x 3 , (1) 1/4 x 1-3/4 , (1) 1/4 x 4 , (1) 3/16 x 4 ; Cabinet (1) 3/16 x 6 ; Phillips (1) 0 pointx 2-1/4 , (1) 2 point x 1-3/4 , (1) 1 point x 3 ; (1) 2 point x 4 and (1) 2 point x 6 .