1. Jeweler’s Twist Drills- Vanadium Steel

DRILLS

®

Superior quality vanadium steel twist drills ground to precision tolerances. All with 3⁄32” shanks. Use bur lube when drilling for cool cutting and lubrication. Bx/6.

3. Twist Drills- High Speed

Dormer Drills: High speed bright finish jewelers drills with super sharp cutting edges. Precision ground to close tolerances. Recommended for use on hard metals. Ikohe Drills: High speed jewelers drills in bright finish with precision cutting edges. Use in hand held flexshafts, electric mini drills and light bench drills. Bx/10 Ø

SIZE ITEM #

5/0 4/0 3/0 2/0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14

3

⁄32”

2. Jeweler’s Twist Drills

MM(Ø)

0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30

31-1005 31-1006 31-1007 31-1008 31-1009 31-1010 31-1011 31-1012 31-1013 31-1014 31-1015 31-1016 31-1017 31-1018 31-1019 31-1020 31-1021 31-1022 31-1023

MM(Ø)

0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30

ISO

005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023

0.0197 0.0236 0.0276 0.0315 0.0354 0.0393 0.0441 0.0472 0.0500 0.0512 0.0591 0.0630 0.0689 0.0709 0.0748 0.0787 0.0827 0.0866 0.0906

INCH

SIZE MM(Ø)

50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 1.78 1.70 1.61 1.51 1.40 1.32 1.18 1.05 1.07 1.04 1.02 1.00 0.97 0.94 0.91 0.89 0.84 0.81 0.79 0.74 0.71 0.66 0.64 0.61 0.57 0.53 0.51 0.46 0.41 0.37 0.34

Ultra high precision ground drills in carbide and HSS with 3⁄32” shanks. Bx/6 ISO

005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 0.0197 0.0236 0.0276 0.0315 0.0354 0.0393 0.0441 0.0472 0.0500 0.0512 0.0591 0.0630 0.0689 0.0709 0.0748 0.0787 0.0827 0.0866 0.0906

INCH

T-CARBIDE

TC-MD58

31-1025 31-1026 31-1027 31-1028 31-1029 31-1030 31-1031 31-1032 31-1033 31-1034 31-1035 31-1036 31-1037 31-1038 31-1039 31-1040 31-1041 31-1042 31-1043

for chuck adapters see HSS-203 Page# 159

HSS

31-1125 31-1126 31-1127 31-1128 31-1129 31-1130 31-1131 31-1132 31-1133 31-1134 31-1135 31-1136 31-1137 31-1138 31-1139 31-1140 31-1141 31-1142 31-1143

0.0700 0.0670 0.0635 0.0595 0.0550 0.0520 0.0465 0.0430 0.0420 0.0410 0.0400 0.0390 0.0380 0.0370 0.0360 0.0350 0.0330 0.0320 0.0310 0.0293 0.0280 0.0260 0.0250 0.0240 0.0225 0.0210 0.0200 0.0180 0.0160 0.0145 0.0135

INCH

DORMER

31-1150 31-1151 31-1152 31-1153 31-1154 31-1155 31-1156 31-1157 31-1158 31-1159 31-1160 31-1161 31-1162 31-1163 31-1164 31-1165 31-1166 31-1167 31-1168 31-1169 31-1170 31-1171 31-1172 31-1173 31-1174 31-1175 31-1176 31-1177 31-1178 31-1179 31-1180

31-1250 31-1251 31-1252 31-1253 31-1254 31-1255 31-1256 31-1257 31-1258 31-1259 31-1260 31-1261 31-1262 31-1263 31-1264 31-1265 31-1266 31-1267 31-1268 31-1269 31-1270 31-1271 31-1272 31-1273 31-1274 31-1275 31-1276 31-1277 31-1278 31-1279 31-1280

IKOHE

3

⁄32”

132

Ø

Ø

4. Jeweler’s Twist Drills - Set

Set of 12 twist drills in a plastic pouch. Drills have 3⁄32” shanks. Size ISO-005 to 016 (0.05 to 1.60 mm)

ITEM #

31-1046

SET OF 12 TWIST DRILLS

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DESCRIPTION