Drop forged chrome vanadium tools offer torque, strength, durability and resists abrasion, oxidation and corrosion. Set includes three quick release ratcheting drives with a wide selection of SAE and metric sockets, three ratchet extension bars, four metric wrenches, four SAE wrenches, eleven metric hex keys, eleven SAE hex keys, a multi-bit screwdriver set including SAE and metric impact socket bits, Phillips-head, flat head and more. Tools fit securely in a durable blow molded carrying case for easy organization and portability. Hand Tool Set. Width: 16. 25", Length: 3", Height: 12. 5". 3 - Quick Release Ratcheting Drives (1/4", 3/8", 1/2"). 10 - 1/4" Drive Metric Sockets (4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm). 7 - 1/4" Drive SAE Sockets (3/16", 7/32", 1/4", 5/16", 3/8", 7/16", 1/2"). 10 - 3/8" Drive Metric Sockets (8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm). 8 - 3/8" Drive SAE Sockets (5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"). 3/8" Drive (Female) to 1/4" (Male) Adapter. 6 - 1/2" Drive Metric Sockets (14 mm, 15 mm, 17 mm, 18 mm, 19 mm, 21 mm). 6 - 1/2" Drive SAE Sockets (1/2", 9/16", 5/8", 11/16", 3/4", 7/8"). 1/2" Drive 5/8 (16 mm) Spark Plug Socket. 1/2" Drive 13/16 (21 mm) Spark Plug Socket. 1/2" Drive (Female) to 3/8" (Male) Adapter. 1/4" Drive Extension Bar. 3/8" Drive Extension Bar. 1/2" Drive Extension Bar. 4 Metric Wrenches (10 mm, 12 mm, 13 mm, 14 mm). 4 SAE Wrenches (3/8", 7/16", 1/2", 9/16"). 11 Metric Hex Keys (1. 27 mm, 1. 5 mm, 2 mm, 2. 5 mm, 3 mm, 3. 5 mm, 4 mm, 4. 5 mm, 5 mm, 5. 5 mm, 6 mm). 11 SAE Hex Keys (0. 05", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4"). Multi-Bit Screwdriver Set: Screwdriver with Comfort Grip, 4 Metric Impact Socket Bits (6 mm, 8 mm, 10 mm, 11 mm), 6 SAE Impact Socket Bits (1/4", 9/52", 5/16", 11/32", 3/8", 7/16"), 11 Phillips-Head Bits, 6 Flat-Head Bits, 9 Hex Bits, 6 Torx Bits, 3 Robertson Bits. The Stalwart Mechanic's 135 Piece Hand Tool Set contains an assortment of tools needed for most garage, home and office repair situations.