| Series | Description | | |
| 200 | Twister® Hi-Roc® Drill | Designed to drill hardened steel in the 42-65 Rockwell c range, 135 Deg Point |  |
| 200SET | Twister® Hi-Roc® Drill Set | |  |
| 204 | Twister® GP 5X Drill | For drilling cast iron, aluminum, bronze,magnesium alloys and other abrasive, but easily machined materials, 118 Deg. Point |  |
| 205 | Twister® Hi-Tuff® Drill | For drilling stainless steel, tool steels, titanium, nickel alloys and other high strength ferrous metals. 135 Deg. Point |  |
| 206 | Twister® GP 3X Drill | For drilling cast iron, aluminum, bronze and magnesium. Very similar to our standard Jobbers drill. 118 Deg. Point |  |
| 207 | Twister® UA Brad and Spur Drill | For drilling graphite and aramid fiber (Kevlar) reinforced composite materials. |  |
| 209 | Twister® HP 5X Coolant Fed Drill | Solid Carbide Heavy Duty.For tougher drilling apps similar to the HI-Tuff drill (Series 205). Provides increased efficiency in deep holes. 135 Deg. Point |  |
| 210 | Twister® GP 3 Flute Drill | For drilling highly alloyed ferrous metals including stainless steel, nickel based alloys and titanium. 135 Deg. Point |  |
| 224 | Twister® GP 5X Drill | Recommended for drilling cast iron, aluminum, bronze and magnesium alloys and other abrasive, but easily machined, materials. |  |
| 226 | Twister® GP 3X Drill | Designed for drilling cast iron, aluminum, bronze and magnesium. Very similar to our standard Jobbers drill. |  |
| 300 | Twister® UA 5X Drill | 1-1/2 (38mm) LOA.Designed for drilling soft metals as well as glass reinforced circuit boards, phenolic-epoxies and other abrasive materials |  |