Drill Bits

5/16" HSS Spade Drill ZD02020

Designed for boring holes quickly through all types of wood Perform best at higher speeds and are easy to re-sharpen Ground flats on 1/4" shank Clarkson Osborn Catalog

1/4" HSS Spade Drill ZD02016

Designed for boring holes quickly through all types of wood Perform best at higher speeds and are easy to re-sharpen Ground flats on 1/4" shank Clarkson Osborn Catalog

1/4 ~ 1-3/8" HSS Step Drill DR70005

HSS Split point Progressive ("step") drills are designed to create clean, accurate, burr free holes in thin metal (up to 1/8") Unique spiral flute design (No. 1, 2, 3) gives better hole accuracy and surface finish Clarkson Osborn Catalog

3/16 ~ 7/8" HSS Step Drill DR70004

HSS Split point Progressive ("step") drills are designed to create clean, accurate, burr free holes in thin metal (up to 1/8") Unique spiral flute design (No. 1, 2, 3) gives better hole accuracy and surface finish Clarkson Osborn Catalog

1/4 ~ 3/4" HSS Step Drill DR70003

HSS Split point Progressive ("step") drills are designed to create clean, accurate, burr free holes in thin metal (up to 1/8") Unique spiral flute design (No. 1, 2, 3) gives better hole accuracy and surface finish Clarkson Osborn Catalog

3/16 ~ 1/2" HSS Step Drill DR70002

HSS Split point Progressive ("step") drills are designed to create clean, accurate, burr free holes in thin metal (up to 1/8") Unique spiral flute design (No. 1, 2, 3) gives better hole accuracy and surface finish Clarkson Osborn Catalog

1/8 ~ 1/2" HSS Step Drill DR70001

HSS Split point Progressive ("step") drills are designed to create clean, accurate, burr free holes in thin metal (up to 1/8") Unique spiral flute design (No. 1, 2, 3) gives better hole accuracy and surface finish Clarkson Osborn Catalog

33mm HSS 2 Flute Threaded Shank Counterbore MC27520

HSS Used to enlarge the opening of a hole to allow room for the head of a fastener Clarkson Osborn Catalog

30mm HSS 2 Flute Threaded Shank Counterbore MC27518

HSS Used to enlarge the opening of a hole to allow room for the head of a fastener Clarkson Osborn Catalog

26mm HSS 2 Flute Threaded Shank Counterbore MC27516

HSS Used to enlarge the opening of a hole to allow room for the head of a fastener Clarkson Osborn Catalog

24mm HSS 2 Flute Threaded Shank Counterbore MC27514

HSS Used to enlarge the opening of a hole to allow room for the head of a fastener Clarkson Osborn Catalog

20mm HSS 2 Flute Threaded Shank Counterbore MC27512

HSS Used to enlarge the opening of a hole to allow room for the head of a fastener Clarkson Osborn Catalog