Black
 Made in USACommon Standard
The industry standard, jobber's bits are the most commonly used. They perform general purpose and heavy duty drilling with portable and machine tools. |
Brite
 Made in USAShiny version of the Black jobber |
1/4" Shank
 Made in USASizes over 1/4" have 1/4" shank
Because these bits have a smaller shank diameter than drill size, they can drill holes that are larger than the capacity of the chuck. |
3/8" Shank
 Made in USASizes over 3/8" have 3/8" shank
Because these bits have a smaller shank diameter than drill size, they can drill holes that are larger than the capacity of the chuck. |