Craftsman Brand 2-Piece Screwdriver Set, (1) 1/4" Slotted Head And (1) No. 2 Phillips Head. Black oxide tips provide a more precise fit and reduced fastener stripping and cam-out. The polypropylene material, and ergonomic shape of the handle offers twisting force for three different applications; a speed-zone for quick rotation, a torque-zone for added grip in heavy torque applications, and a precision tactile zone for tasks requiring more rotation control.