1 | TRC Minerals | | USA |
2 | Blue Streak Industries Inc. | | USA |
3 | Rockmore International | | USA |
4 | Schueddig Charles Tool Works | | USA |
5 | Smith International Inc. | | USA |
6 | Dynatech | | USA |
7 | Anchors Unlimited Inc. | | USA |
8 | Eastern Driller Manufacturing Co. | | USA |
9 | Champion Chisel Works Inc. | | USA |
10 | Border City Tool & Manufacturing Co. | | USA |
11 | Throop Rock Bit Co. | | USA |
12 | Michigan Pneumatic Tool Inc. | | USA |
13 | Dynalloy Industries | | USA |
14 | Hilti Inc. | | USA |
15 | Mobile Drill International | | USA |
16 | Railhead Underground Products LLC | | USA |
17 | Torquato | | USA |
18 | Kemaico | | USA |
19 | Superior Rock Bit Co. | | USA |
20 | Numa Introduces Hammer | | USA |
21 | Brunner & Lay Inc. | | USA |
22 | Hennessy International Inc. | | USA |
23 | Jiffy Products Co. Inc. | | USA |
24 | Good Earth Tools | | USA |
25 | Thompson International Inc. | | USA |
26 | Ulterra Drilling Technologies | | USA |
27 | Rock-Weld Industries Inc. | | USA |
28 | Kay Rock Bit Co. | | USA |
29 | Commercial Forged Products | | USA |
30 | Bellwether Resources International Inc. | | USA |