The bit load includes 7 double-ended ball bearing Security Bits - Hex-Pin 1/8,9/64, 5/32, 3/16, Spanner 6-8, 10-12, Torx-Pin 10-15, 20-25,27-30. Retractable cartridge and Palm-Saver Technology.The EZ Guide collar helps maintain full contact between the bit and the screw for easier screw driving. Includes the specialized security bits that maintenance teams, janitors, electricians, locksmiths, and phone technicians count on daily. The Shaft is made of alloy steel while the handle is made from engineered Triax 1120 resin, an ABS-Nylon alloy