No. 4 Hex Drivers | McMaster-Carr

Hex shank bits for power tools have a groove in the shank and fit directly into power tools without an adapter. They offer more reach for recessed holes and less wobble compared to a hex shank bit used with an adapter.


Hex	Tamper-Resistant Hex	Phillips	Slotted	Torx	Square
Drilled Spanner	Pozidriv®	Tamper-Resistant Torx	Torq-Set®	Tri-Wing®

1/4" Hex Shank Size—Steel
No. of Pieces	Components Included	Bits Included	Adapters Included	Drive Tools Included		Each
39	36 Bits 2 Adapters 1 Drive Tool	Drilled Spanner: No. 4, No. 6, No. 8, No. 10 (1" O'all Lg.) Phillips: No. 1, No. 2 (1" O'all Lg.) Pozidriv®: No. 0, No. 1, No. 2, No. 3 (1" O'all Lg.) Slotted: 1/4", 5/16" (1" O'all Lg.) Square: No. 1, No. 2, No. 3 (1" O'all Lg.) T25, T27, T30, T40 (1" O'all Lg.) Tamper-Resistant Hex: 5/64", 3/32", 7/64" 1/8", 9/64", 5/32" (1" O'all Lg.) Tamper-Resistant Torx: T8, T10, T15, T20 Torq-Set®: No. 6, No. 8, No. 10 (1" O'all Lg.) Tri-Wing®: No. 1, No. 2, No. 3, No. 4 (1" O'all Lg.)	1/4" Female Square Drive × 1/4" Female Hex Adapter 2 1/4" Lg. Bit Adapter for Power Tools	Screwdriver Handle	0000000	000000
100	96 Bits 4 Adapters	Drilled Spanner: No. 4, No. 6, No. 8, No. 10 No. 12, 1/4" (1" O'all Lg.)—1 ea. Hex (Inch): 0.050", 1/16", 5/64", 3/32", 7/64" 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" 5/16", 3/8" (1" O'all Lg.)—1 ea. Hex (Metric): 1.5 mm, 2 mm, 2.5 mm, 3 mm 4 mm, 5 mm, 6 mm, 7 mm, 8 mm (1" O'all Lg.)—1 ea. Phillips: No. 0 (1" O'all Lg.)—1 ea. Phillips: No. 1, No. 3 (1" O'all Lg.)—2 ea. Phillips: No. 2 (1" O'all Lg.)—4 ea. Pozidriv®: No. 1, No. 2, No. 3 (1" O'all Lg.)—1 ea. Screw-In Hook Driver Bit—1 ea. Slotted: 3/32", 1/8", 5/32", 3/16", 7/32", 1/4" 9/32", 5/16", 3/8" (1" O'all Lg.)—1 ea. Square: No. 0, No. 1, No. 2, No. 3, No. 4 (1" O'all Lg.)—1 ea. Tamper-Resistant Hex (Inch): 3/32" 7/64", 1/8", 9/64", 5/32", 3/16", 7/32" 1/4", 5/16" (1" O'all Lg.)—1 ea. Tamper-Resistant Hex (Metric): 2.5 mm, 3 mm 4 mm, 5 mm, 6 mm, 8 mm (1" O'all Lg.)—1 ea. Tamper-Resistant Torx: T6, T7, T8, T9, T10, T15 T20, T25, T27, T30, T40 (1" O'all Lg.)—1 ea. Torx: T5, T6, T7, T8, T9, T10, T15, T20, T25, T27 T30, T40, T45, T50, T55 (1" O'all Lg.)—1 ea.	1/4" Male Square Drive × 1/4" Hex Shank Adapter (1" O'all Lg.) 1/4" Male Square Drive × 1/4" Hex Shank Adapter (2" O'all Lg.) 2 1/2" Lg. Bit Adapter for Power Tools Bit Adapter for Square Drive Tools	__	000000	00000
1/4" Hex Shank Size for Power Tools—Steel
50	50 Bits	Hex (Inch): 0.050", 1/16", 5/64", 3/32", 7/64", 1/8" 9/64", 3/16", 7/32", 1/4" (2" O'all Lg.)—1 ea. Hex (Inch): 5/32" (2" O'all Lg.)—2 ea. Hex (Metric): 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm 6 mm, 8 mm (2" O'all Lg.)—1 ea. Phillips: No. 0, No. 1, No. 2, No. 3, No. 4 (2" O'all Lg.)—1 ea. Slotted: 1/8", 9/64", 5/32", 3/16", 7/32", 1/4" 9/32", 5/16" (2" O'all Lg.)—1 ea. Square: No. 0, No. 1, No. 2, No. 3 No. 4 (2" O'all Lg.)—1 ea. Torx: T25 (2" O'all Lg.)—2 ea. Torx: T5, T6, T7, T8, T9, T10, T15, T20, T27 T30, T40 (2" O'all Lg.)—1 ea.	__	__	000000	000000

Bit Screwdrivers

With Plain Grip

Insert a bit into the shaft and a magnet holds it in place.

Tamper-resistant Torx are also known as pin-in-Torx.

Tamper-resistant hex are also known as pin-in-hex.

			Shaft		Material
No. of Sizes	Sizes Included	O'all Lg.	Lg.	O'all Wd.	Shaft	Bit	Handle	Grip Style	Features		Each
For 1/4" Bit Hex Shank Size
26	Drilled Spanner: No. 4, No. 6, No. 8, No. 10 Tamper-Resistant Hex: 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 2mm, 2.5mm, 3mm, 5mm Tamper-Reistant Torx: T7, T8, T10, T15, T20, T25, T27, T30, T40 Torq Set®: No. 6, No. 8, No. 10	8 1/2"	3 3/8"	5/16"	Stainless Steel	Steel	Plastic	Plain	Bit storage inside tool	0000000	000000