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.

FREUD ADJUSTABLE TONGUE & GROOVE

BOSCH SPADE BIT 3/4"

Full length heat-treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole, coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2 in twist length and a 7-1/2 in overall length.

Full length heat-treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole, coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2 in twist length and a 7-1/2 in overall length.

Full length heat-treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole, coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2 in twist length and a 7-1/2 in overall length.

Full length heat-treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole, coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2 in twist length and a 7-1/2 in overall length.

IRWIN DUAL AUGER WOOD BIT 11/16

Full length heat-treated bit with wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter. Single spur cutting edge scribes the circumference of the hole, coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2 in twist length and a 7-1/2 in overall length.

IRWIN DUAL AUGER WOOD BIT 13/16

IRWIN DUAL AUGER WOOD BIT 1"

Bit will fit all hammer drills with 3 jaw or Jacobs chuck and features a chrome vanadium shaft through hardened to 50-53HrC, shot-peened, double-tempered finish, flute geometry removes dust from the hole quicker, copper braze material gives high heat resistance. All tips made to ANSI specifications.

Black oxide coating for corrosion resistance and 135 deg split point which minimizes bit walk. Includes one 5/64 in, 7/64 in, 9/64 in, 5/32 in, 3/16 in, 7/32 in, 1/4 in, 5/16 in and 3/8 in, two 1/16 in, 3/32 in, 1/8 in and rubber-sided case with sliding latch for added security.

Bit will fit all hammer drills with 3 jaw or Jacobs chuck and features a chrome vanadium shaft through hardened to 50-53HrC, shot-peened, double-tempered finish, flute geometry removes dust from the hole quicker, copper braze material gives high heat resistance. All tips made to ANSI specifications.

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.