3" CARBIDE ROCK DRILL CROSS BIT R39
$49.5
4" CARBIDE ROCK DRILL BIT. BIT DIAMETER-4" BIT THREAD ID-1-1/2" Rope Style LENGTH-3-1/2" ACTUAL PICTURES SHOWN We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotions Sign up here and we will let you know when this item goes on sale tyler #6 x1 R39
3-1/2" CARBIDE ROCK DRILL CROSS BITS, R42
$22.0
3-1/2" CARBIDE ROCK DRILL BIT. BIT DIAMETER-3-1/2" BIT THREAD ID-1-5/8" Rope Style LENGTH-5" ACTUAL PICTURES SHOWN CONDITION; USED, SOME BOTTOM DAMAGE We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotions Sign up here and we will let you know when this item goes on sale tyler #7 x1 R42
4-1/2" CARBIDE ROCK DRILL BITS, R40
$55.0
4-1/2" CARBIDE ROCK DRILL BIT. BIT DIAMETER-4-1/2" BIT THREAD ID-1-1/2" Rope Style LENGTH-3-3/4" ACTUAL PICTURES SHOWN We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotions Sign up here and we will let you know when this item goes on sale tyler #7 x1 R40
2-1/2" CARBIDE ROCK DRILL CROSS BITS, R43
$44.0
2-1/2" CARBIDE ROCK DRILL BIT. TIMKEN BRAND. BIT DIAMETER-2-1/2" BIT THREAD ID-1-1/4" Rope Style LENGTH-5-1/2" ACTUAL PICTURES SHOWN We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotions Sign up here and we will let you know when this item goes on sale tyler #5 x1 R43
HOWARD HUGHES DRILLING RIG US PATENT Art Print READY TO FRAME!! oil mine drill
$9.99
Museum Quality Reproduction of theUS PATENT for the HUGHES DRILLING RIG!!! This Drill Rig was patented by Howard Hughes Sr in 1916 and created the Hughes fortune that allowed his son, of the same name, to become the eccentric figure that he became. Each sheet of this patent is reproduced on 8.5" by 11" Antiqued Parchment Paper, and includes the Drawing Sheet and Description sheet shown. Own an ama ...  More
2-3/4" CARBIDE ROCK DRILL BITS, R44
$38.5
2-3/4" CARBIDE ROCK DRILL BIT. BIT DIAMETER-2-3/4" BIT THREAD ID-1-1/4" Rope Style LENGTH-5" ACTUAL PICTURES SHOWN We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotions Sign up here and we will let you know when this item goes on sale tyler #5 x1 R44
2" CARBIDE ROCK DRILL BITS, R45
$27.5
2-3/4" NEW CARBIDE ROCK DRILL BITS 3136106 R47
$71.5
2-1/4" NEW CARBIDE ROCK DRILL BIT R51
$71.5
1-3/4" NEW CARBIDE ROCK DRILL BITS, R52
$64.9