The 28-Piece Essential KNECT™ Pass Through Impact Socket Set features a 90-tooth pass through ratchet and Cushion-Grip™ pass-through handle for driving hex nuts on extended threaded rod. The 1/4-Inch square drive adapter allows for use with traditional sockets. Set includes 18 SAE and metric hex bits, 4 adapters, 5 chicklet bits, pass through handle, and socket wrench.Warnings Do NOT use to pry or chisel Always wear approved eye protection NOT insulated. WILL NOT protect against electrical shock Features KNECT™ (M) specialized square-drive adapter allows any square-drive socket to be used on the pass through wrench Pass Through Head for Driving Hex Nuts Pass through 90-tooth socket wrench drives hex nuts on threaded rods and extended bolts, requiring only 4 degrees of swing for use in tight spaces, a 20-Percent improvement over 72-tooth ratchets Impact-rated adapter allows all components to be used on a 1/4-Inch impact driver Cushion-Grip™ pass through screwdriver handle receives KNECT™ (M) sockets or adapters 1/4-Inch magnetic socket doubles as a standard 1/4-Inch bit holder 28-Piece Socket Set features: #1, #2 Phillips, 1/4-Inch slotted, #2 square, T20 TORX® , and socket sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4-Inch and 8 to 17 mm Compact, modular storage system is designed to nest neatly within the Klein MODbox™ system Number of Pieces: 28 Drive Size: 3/8 in Socket Size: 1/4 in, 5/16 in, 3/8 in, 7/16 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, 8 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm Socket Depth: Pass Through Number of Points: 6 Ratchet Teeth Count: 90 tooth Material: Chrome-Moly, Chrome-Vanadium Finish: Black Manganese Phosphate Weight: 3.4 lbs Overall Width: 9.25 in Overall Height: 1.63 in Overall Length: 5.25 in Width: 5.5 in Height: 1.5 in Depth: 8.5 in Impact Rated: Yes Handle Material: Steel with Cushion-Grip Adapters Included: 4 adapters Bits Included: #1, #2 Phillips, 1/4 in Slotted, #2 Square, T20 TORX Special Adapter: KNECTTM specialized square-drive adapter Standard: SAE, Metric Compliance: Not insulated; no electrical protection DownloadsBrochure 1Spec Sheet