McMaster-Carr

Also known as Bristol bits, these have a knurled-end shank that allows finger tightening. Use with a ratcheting tight-clearance screwdriver (sold separately). Bits will not fit in standard bit screwdrivers.

1/4" Knurled-End Hex Shank Size
Size	Overall Lg.	Material		Each
0.111"	1 1/4"	Steel	0000000	00000

3 3/4" Lg. Ratcheting Bit Screwdriver

0000000

Each

00000

Six-Flute Spline Bit Sets

Also known as Bristol bits, these have a knurled-end shank that allows finger tightening. For more torque, use with the included drive tool. Bits will not fit in standard bit screwdrivers.

1/4" Knurled-End Hex Shank Size
Components Included	Bits Included	Drive Tools Included	Material	Container Type		Each
5 Bits 1 Drive Tool	Six-Flute Spline: 0.060", 0.072", 0.096", 0.111", 0.145" (1 1/4" O'all Lg.)	3 3/4" Lg. Tight-Clearance Ratcheting Bit Screwdriver	Steel	Plastic Pouch	0000000	000000

L-Keys

Standard Tip

Six-Flute Spline

Turn fasteners from either end and reach into tight spots.

	Length
Size	Overall	Long Leg	Short Leg	Material	Finish		Each
Standard Tip
Six-Flute Spline
0.111"	2 1/8"	2"	11/16"	Steel	Black	0000000	00000
0.111"	3 1/2"	3 3/8"	11/16"	Steel	Black	0000000	0000

L-Key Sets


With Plastic Pouch	Four-Flute Spline
With Plastic Pouch	Six-Flute Spline

Sets include an assortment of keys. These simple tools turn fasteners from either end and reach into tight spots.

Four-Flute Spline, Six-Flute Spline
Number of Pieces	Includes	Material	Finish	Container Type		Each
Short Length
9	0.033" Four-Flute Spline L-Key (1 5/16" O'all Lg.) 0.048" Four-Flute Spline L-Key (1 5/16" O'all Lg.) 0.069" Four-Flute Spline L-Key (1 7/8" O'all Lg.) 0.076" Four-Flute Spline L-Key (1 7/8" O'all Lg.) 0.048" Six-Flute Spline L-Key (1 5/16" O'all Lg.) 0.060" Six-Flute Spline L-Key (1 3/4" O'all Lg.) 0.072" Six-Flute Spline L-Key (1 13/16" O'all Lg.) 0.096" Six-Flute Spline L-Key (2" O'all Lg.) 0.111" Six-Flute Spline L-Key (2 1/8" O'all Lg.)	Steel	Black	Plastic Pouch	0000000	000000
10	0.069" Four-Flute Spline L-Key (1 7/8" O'all Lg.) 0.076" Four-Flute Spline L-Key (1 7/8" O'all Lg.) 0.060" Six-Flute Spline L-Key (1 3/4" O'all Lg.) 0.072" Six-Flute Spline L-Key (1 7/8" O'all Lg.) 0.096" Six-Flute Spline L-Key (2" O'all Lg.) 0.111" Six-Flute Spline L-Key (2 1/8" O'all Lg.) 0.133" Six-Flute Spline L-Key (2 5/16" O'all Lg.) 0.145" Six-Flute Spline L-Key (2 7/16" O'all Lg.) 0.168" Six-Flute Spline L-Key (2 9/16" O'all Lg.) 0.183" Six-Flute Spline L-Key (2 11/16" O'all Lg.)	Steel	Black	Plastic Pouch	0000000	00000
Six-Flute Spline
Long Length
7	0.096" Six-Flute Spline L-Key (3 1/4" O'all Lg.) 0.111" Six-Flute Spline L-Key (3 1/2" O'all Lg.) 0.133" Six-Flute Spline L-Key (3 3/4" O'all Lg.) 0.145" Six-Flute Spline L-Key (3 15/16" O'all Lg.) 0.168" Six-Flute Spline L-Key (4 1/8" O'all Lg.) 0.183" Six-Flute Spline L-Key (4 5/16" O'all Lg.) 0.216" Six-Flute Spline L-Key (4 11/16" O'all Lg.)	Steel	Black	Plastic Pouch	0000000	00000

Terms and Conditions and Privacy Policy