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IRWIN 88601 Bit Extension, 1/4 in Shank, Hex Shank, Steel
For all wood bits with 1/4 in round shanks, three flats on shank. Follows 5/8 in and larger bits through hole. Heavy-duty, double set screw type, adds 6 to 12 in to regular bit lengths. Forged of finest quality tool steel. Allen wrench included.
IRWIN 88818 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88820 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88822 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88824 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88806 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88807 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88808 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88809 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88810 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88811 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88812 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88813 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88814 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
IRWIN 88815 Spade Drill Bit, Flat Flute, Hex Shank, 1/4 in Dia Shank
Blue groove point and cutting edge for faster chip removal, double cutting spurs scribe the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension and fits all standard quick change chucks.
