Solid Carbide Drills
Tool Selection Guide
standard
solid carbide drills
for external coolant
or dry machining
series
grade
first choice
alternate choice
P M K N S
min–max min–max drilling
depth
L/D1
IT9–IT10 1,0–20,0 .0394–.7874 3 x–5 x
hole
H tolerance
diameter range
VariDrill ™
multiple-material drilling VDS20 WU25PD 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
standard
solid carbide drills
with internal coolant channel
T2
series
grade
standard range
first choice
alternate choice
min–max min–max drilling
depth
L/D1
IT9–IT10 1,0–20,0 .0394–.7874 3 x–8 x
P M K N S hole
H tolerance
diameter range
VariDrill
multiple-material drilling VDS40 WU25PD 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 IT9–IT10 — —
—
TDF51 IT9–IT10 — —
—
WU20PD
WN15HD
widia.com
standard range