| solid carbide drills for external coolant or dry machining | | series | grade | �i � P | stan first choic alternate M K | dard i e choice N S H | hole tolerance | st diamet min–max | andard range er range min–max | drilling depth L/D1 |
| VariDrill™ multiple-material drilling | VDS20 | WU25PD | � | � � | � � | IT9–IT10 | 1,0–20,0 | .0394–.7874 | 3 x–5 x |
| TOP DRILL S™for steel application-specific drilling | TDS202 | WP20PD | � | � � | | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 5 x D |
| TOP DRILL S for cast iron application-specific drilling | TDS212 | WK15PD | � | � | | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 5 x D |
| TOP DRILL S+™ multiple-application drilling | TDS301 | WU25PD | � | � � | � � | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 3 x D |
| solid carbide drills with internal coolant channel | | series | grade | �i � P | stan first choic alternate M K | dard i e choice N S H | hole tolerance | st diamet min–max | andard range er range min–max | drilling depth L/D1 |
| VariDrill multiple-material drilling | VDS40 | WU25PD | � | � � | � � � | IT9–IT10 | 1,0–20,0 | .0394–.7874 | 3 x–8 x |
| TOP DRILL S for steel application-specific drilling | TDS40 | WP20PD | � | � � | | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 3 x–8 x |
| TOP DRILL S for cast iron application-specific drilling | TDS41 | WK15PD | � | � | | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 3 x–8 x |
| TOP DRILL S+ multiple-application drilling | TDS50 | WU25PD | � | � � | � � | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 3 x–8 x |
| TOP DRILL S+ 12 x D deep-hole drilling without piloting | TDS504 | WU20PD | � | � � | � | IT9–IT10 | 3,0–20,0 | .1181–.7874 | 3 x–8 x |
| TOP DRILL Deep superior deep-hole drilling | TDD10 | WU20PD | � | � � | | IT9–IT10 | 3,0–20,0 | .1181–.5118 | 15 x– 30 x |
| TOP DRILL G™ difficult drilling applications | TDG53 | WN10HD | | | � | IT8–IT9 | 3,0–20,0 | .1181–.7874 | 5 x–12 x |
| TOP DRILL Flat-Bottom for flat-bottom applications | TDF51 | WU20PD WN15HD | � | � � | � | IT9–IT10 IT9–IT10 | — — | — — | — — |