SWANLAKE 1/4" Drive Impact Socket Set, 56-Piece Standard SAE (5/32 to 9/16 inch) and Metric (4-15mm) Size, 6 Point, Cr-V, 1/4-Inch Drive Ratchet Handle, Drive Extension Bar, Impact Universal Joint

Features

• High quality forging, forged from heat treated chrome vanadium steel, each socket surface treated with corrosion resistant black phosphoric acid to prevent oil and rust.
• Laser marking, each with a clear laser size mark, makes it quick and easy to select even in dim light.
• Product specification includes 1/4-Inch Drive Ratchet Handle, 3" and 8" drive impact extension bar, 1/4" universal joint, 3/8" to 1/4" reducer and the following socket sizes: SAE, Deep: 5/32, 3/16, 7/32, 1/4, 9/16, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16 (inches), Shallow: 5/32, 3/16, 7/32, 1/4, 9/16, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16 (inches) ,Metric Sizes: Deep: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13,14,15mm, Shallow: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13,14,15mm
• Customized storage boxes, each with a designated slot, so that the socket does not fall off easily. Sizes are also printed next to each card slot for easy identification.
• 6-point socket design expands the contact surface between the socket and the fastener, increasing the locking force, reduces wear and prevents rounding off at corners.