Step Drill Bits

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

This step drill bit set includes three pieces and is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit set includes 10231 (1/8 inch to ½ inch), 10232 (3/16 inch to ½ inch), 10234 (1/4 inch to ¾ inch), 10221 (13/16 inch to 1⅜ inch). It also has right hand cutting direction, along with one flute and 2¾ inch, 3⅛ inch length.

This step drill bit set includes three pieces and is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit set includes 10231 (1/8 inch to ½ inch), 10232 (3/16 inch to ½ inch), 10234 (1/4 inch to ¾ inch), 10221 (13/16 inch to 1⅜ inch). It also has right hand cutting direction, along with one flute and 2¾ inch, 3⅛ inch length.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 3/16, ¼, 5/16, ⅜, 7/16, ½, 9/16, ⅝, 11/16, ¾, 13/16,⅞ inch. It also has right hand cutting direction, along with one flute and 2⅞ inch length.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 3/16, ¼, 5/16, ⅜, 7/16, ½, 9/16, ⅝, 11/16, ¾, 13/16,⅞ inch. It also has right hand cutting direction, along with one flute and 2⅞ inch length.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

This UNIBIT series step drill bit is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with aluminum, brass, copper, laminate, plastic, steel, and wood. It includes sizes 1/4, ⅜, ½, ⅝, ¾,⅞, 1, 1⅛, 1¼, 1⅜ inch. It also has right hand cutting direction, along with one flute and 3 1/16 inch length.

This UNIBIT series step drill bit is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with aluminum, brass, copper, laminate, plastic, steel, and wood. It includes sizes 1/4, ⅜, ½, ⅝, ¾,⅞, 1, 1⅛, 1¼, 1⅜ inch. It also has right hand cutting direction, along with one flute and 3 1/16 inch length.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish. It has a hex shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 1/8, 5/32, 3/16, 7/32, ¼, 9/32, 5/16, 11/32, ⅜, 13/32, 7/16, 15/32, ½ inch. It also has right hand cutting direction, along with one flute and 3 3/16 inch length.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish. It has a hex shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 1/8, 5/32, 3/16, 7/32, ¼, 9/32, 5/16, 11/32, ⅜, 13/32, 7/16, 15/32, ½ inch. It also has right hand cutting direction, along with one flute and 3 3/16 inch length.

This UNIBIT series step drill bit is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with aluminum, brass, copper, laminate, plastic, steel, and wood. It includes sizes 1⅛ inch. It also has right hand cutting direction, along with one flute and 2 13/16 inch length.

This UNIBIT series step drill bit is made out of high speed steel with a black oxide finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with aluminum, brass, copper, laminate, plastic, steel, and wood. It includes sizes 1⅛ inch. It also has right hand cutting direction, along with one flute and 2 13/16 inch length.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

Cobalt bits resist heat build up and have a 3-sided flattened shank that eliminates slipping in the drill clutch. Recommended for stainless steel applications.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 1/4, 5/16, ⅜, 7/16, ½, 9/16, ⅝, 11/16, ¾ inch. It also has right hand cutting direction, along with one flute and 2½ inch length.

This UNIBIT series step drill bit is made out of high speed steel with a TiN finish, plus it has a straight 3-flats shank. This Unibit step drill bit is designed for use with brass, copper, laminate, steel, plastic, and wood. It includes sizes 1/4, 5/16, ⅜, 7/16, ½, 9/16, ⅝, 11/16, ¾ inch. It also has right hand cutting direction, along with one flute and 2½ inch length.