The Master Mechanic 18 piece 3/8" drive SAE and Metric mechanics tool set contains a heavy duty 72 tooth 3/8" drive quick release ratchet, allowing for quick socket exchanges and a compact head design allowing for access to more fasteners. The sets 6 point shallow depth sockets feature off-corner loading technology virtually eliminate fastener rounding and feature stamped size markings for easy identification.

• 72-tooth ratchet requires only a 5-degree swing arc to turn a fastener
• Quick release allows for fast socket exchanges
• Sockets feature off-corner loading technology to virtually eliminate fastener rounding
• Manufactured from chrome alloy steel for better strength and longer tool life
• Bright, Nickel Chrome Plated finish easily wipes clean and resists corrosion
• Meets or exceeds ASME and ANSI specifications
• 8 SAE 6 Point Sockets: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4"
• 8 Metric 6 Point Sockets: 12, 13, 14, 15, 16, 17, 18, 19mm
• 3" Extension