This 79-Piece multi-purpose tool kit contains all the tools necessary for mechanical and household projects. Tools are heat treated and chrome plated to resist corrosion. Contains: Ten 1 in. Bits: 1/8 in.， 5/32 in.， 3/16 in.， 1/4 in.， PH1， PH2， PH3， PZ1， PZ2， PZ3， Ten 1 in. Bits: T10， T15， T20， T25， T27， T30， 1/8 in.， 5/32 in.， 3/16 in.， 1/4 in.， Eight SAE Hex Keys: 1/16 in.， 5/64 in.， 3/32 in.， 1/8 in.， 5/32 in.， 3/16 in.， 7/32 in.， 1/4 in.， Eight Metric Hex Keys: 1.5 mm， 2 mm， 2.5 mm， 3 mm， 4 mm， 5 mm， 5.5 mm， 6 mm， 6 in. Long Nose Pliers， 6 in. Adjustable Wrench， 8 oz. Claw Hammer， 9 mm Utility Knife， 12 ft. (3.5 m) Tape Measure， Ratcheting Bit Driver， 3/8 in. Drive Ratchet Handle， 3/8 in. Drive 3 in. Extension Bar， 3/8 in. x 1/4 in. Drive Adapter， Nine 3/8 in. Drive Sockets: 3/8 in.， 7/16 in.， 1/2 in.， 9/16 in.， 5/8 in.， 3/4 in.， 14 mm， 15 mm， 16 mm， Twenty-five 1/4 in. Drive Sockets: 4 mm， 4.5 mm， 5 mm， 5.5 mm， 6 mm， 6.5 mm， 7 mm， 8 mm， 9 mm， 10 mm， 11 mm， 12 mm， 13 mm， 14 mm， 5/32 in.， 3/16 in.， 7/32 in.， 1/4 in.， 9/32 in.， 5/16 in.， 11/32 in.， 3/8 in.， 13/32 in.， 7/16 in.， 1/2 in.

Tools are contained in a sturdy blow molded case with built in carrying handle

Meets or exceeds ANSI standards

Comfort grip handles

Tools should last a lifetime under normal home use

Great for repair and maintenance tasks around the home， office， and garage