HomeProductsApt 155 Rock Drill78 X 4 14 Shank H Thread

7/8" x 4 1/4" Shank H-Thread

Detachable Hollow Drill Steel 7/8" x 4-1/4" Shank H-Thread

Length Under Collar

Weight

12"

3.25 lbs

18"

4.25 lbs

24"

5.25 lbs

30"

6.25 lbs

36"

7.25 lbs

48"

9.25 lbs

60"

12 lbs

72"

13.25 lbs