This 25 piece Master Electricians Torque Wrench Set features 2 adjustable torque wrenches and an adjustable torque screwdriver. Klein's Torque-sensing wrenches and screwdrivers are micro-adjustable for increased accuracy. They are easy to read and adjust. Rely on this torque kit to tighten your screws or bolts to the best spec possible.Features Made in USA Adjustable torque screwdriver. Torque range: 2-36 Inch-pound (0.2-4 Nm) in 2 Inch-pound (0.2 Nm increments). Accepts 1/4-Inch bits One 7/16-Inch internal hex drive micrometer-adjustable torque wrench. Torque range: 200-1200 inch-pound (22.6-135.6 Nm) with 10 inch-pound increments (1.1 Nm) Additional torque screwdrivers available in screwdriver section Two 7/16-Inch hex-wrench extensions. Sizes: 4-Inch (102 mm); 7-Inch (178 mm) and one 7/16-Inch female hex-wrench adapter (coupler) that couples wrench bit to extension Ten 7/16-Inch wrench bits. Sizes: 1/8-Inch, 5/32-Inch, 3/16-Inch, 7/32-Inch, 1/4-Inch, 5/16-Inch, 3/8-Inch, 1/2-Inch, 9/16-Inch, hex to square Piano hinged metal box includes latch with padlock eye and handle One 7/16-Inch internal hex drive micrometer-adjustable torque wrench. Torque range: 40-200 inch-pound (4.5-22.6 Nm) in 2 inch-pound (0.2 Nm) increments Seven 1/4-Inch screwdriver bits. Sizes: 1/16-Inch x 0.034-Inch (No. 4), 7/32-Inch 0.036-Inch (No. 5), 1/4-Inch x 0.038-Inch (No. 6), 5/16-Inch x 0.046-Inch (No. 10), 3/8-Inch x 0.050-Inch (No. 12), No.1 Phillips, No. 2 Phillips 25 Piece Master Electrician's Kit; Piano Hinged Metal Box Includes Latch with Padlock Eye and Handle N.I.S.T. Traceable Calibration Certificate Meeting ASME Standard of +/- 4-Percent One 1/4-Inch (6 mm) adapter for screwdrivers Warnings Do NOT push or hammer wrench. Do NOT extend handle length. Always wear approved eye protection. Torque Range (Wrench 1): 40-200 inch-pound (4.5-22.6 Nm) Torque Range (Wrench 2): 200-1200 inch-pound (22.6-135.6 Nm) Torque Screwdriver Range: 2-36 inch-pound (0.2-4 Nm) Torque Wrench Increments (Wrench 1): 2 inch-pound (0.2 Nm) Torque Wrench Increments (Wrench 2): 10 inch-pound (1.1 Nm) Torque Screwdriver Increments: 2 inch-pound (0.2 Nm) Type: Master Electrician's Torque Wrenches Piece Count: 25 Torque Wrenches: 2 adjustable Torque Screwdriver: 1 adjustable Drive Size: 7/16 in. internal hex Screwdriver Bit Size: 1/4 in. Adapters Included: 1/4 in. (6 mm) adapter for screwdrivers, 7/16 in. female hex-wrench adapter Hex Wrench Extensions: Two; 4 in. (102 mm) and 7 in. (178 mm) Screwdriver Bits: Seven; sizes 1/16 in. x 0.034 in. (No. 4), 7/32 in. x 0.036 in. (No. 5), 1/4 in. x 0.038 in. (No. 6), 5/16 in. x 0.046 in. (No. 10), 3/8 in. x 0.050 in. (No. 12), No.1 Phillips, No. 2 Phillips Wrench Bits: Ten; sizes 1/8 in., 5/32 in., 3/16 in., 7/32 in., 1/4 in., 5/16 in., 3/8 in., 1/2 in., 9/16 in., hex to square Height: 5.85 in. Depth: 19.575 in. Width: 7.65 in. Weight: 9.55 lbs Standard: N.I.S.T. Traceable Calibration Certificate, ASME Standard +/- 4% Country of Origin: United States DownloadsVideo DownloadSpec Sheet