The DEWALT DWMT81535 247pc mechanics tool set features full polish chrome for adonit-corrosion resistance. The 72 tooth ratchet is ideal for high torque ratcheting. The vinyl grip bit driver, durable anti-slip screwdriver provides maximum comfort. This set comes within a durable blow molded case designed of high quality plastic, with metal latches which provides protection and storage for your tools. Backed by a lifetime warranty. This set includes: (3) ratchets: 1/4”, 3/8” & 1/2” drive pear head ratchet: (22) 1/4” drive 6 point sockets: (SAE) – 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 7/16″, 1/2“, 9/16” and (mm) – 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm: (20) 1/4” drive 6 point deep sockets: (SAE) – 5/32″, 3/16″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 7/16″, 1/2″ and (mm) – 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm: (11) 3/8” drive 6 point sockets: (SAE) – 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4“, 13/16”, 7/8” and (mm) – 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm: (22) 3/8” drive 6 point deep sockets: (SAE) – 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4“, 13/16”, 7/8” and (mm) – 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm: (17) 3/8” drive bit sockets: hex (SAE) – 5/32”, 3/16”, 1/4”, 5/16” and hex (mm) – 4mm, 5mm, 6mm, 7mm, 8mm, and Torx – # 10, 15, 20, 25, 27, 30, 40, 45: (20) 1/2” drive 6 point sockets: (SAE) – 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4“, 13/16”, 7/8”, 15/16”, 1” and (mm) – 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 24mm: (10) 1/2” drive 6 point deep sockets: (SAE) – 11/16″, 3/4“, 13/16”, 7/8”, 15/16” and (mm) – 17mm, 18mm, 19mm, 21mm, 22mm: (12) combination wrenches: (SAE) – 11/32”, 3/8″, 7/16″, 1/2″, 9/16″, 5/8” and (mm) – 10mm, 11mm, 13mm, 14mm, 15mm, 16mm: (3) 1/4” drive 3” & 6” extension bars, 1/4” drive female to 3/8” drive male adapter: (5) 3/8” drive 3” & 6” extension bars, 3/8” drive 5/8”, 3/4“ & 13/16” spark Plug sockets: (2) 3/8” drive female to 1/4” drive male adapter: (2) 1/2” drive 5” extension bars, 1/2” drive female to 3/8” drive male adapter: (15) nut bits: (SAE) – 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8“, 7/16” and (mm) – 4mm, 5mm, 6mm, 7mm, 8mm, 10mm: (28) hex keys: (44) specialty bits: (1) bit driver.