Twister® Drills - Series 206

Solid Carbide Twister® GP Drill
Shorter overhang reduces deflection and vibration and increases drill accuracy and improves tool life. Allows high feed rates with good chip flow. Four facet drill point minimizes drill wander and assures accurately sized holes. For Metric size stub drills, see Series 226.
  • 2 Flute
  • Solid carbide
  • 3X Stub length
  • Single margin
  • 118° Point angle
  • 21° Helix angle
  • Uncoated
  • Uncoated tools avaialble coated upon request.  Contact Customer Service
  • Material Applications: Steels, Stainless Steels, Cast Iron, and Non-Ferrous
* This is a non-stock and non-returnable item
Tool EDP Diameter Diameter Dec Oal Flute Length Coating Available Price
20668750 26754 11/16 .6875 4 1-7/8 Uncoated
20622800 26370 #1 .2280 2-1/2 1 Uncoated
20625700 26415 F .2570 2-1/2 1 Uncoated
20639060 26595 25/64 .3906 2-3/4 1-1/4 Uncoated
* 20657810A 75512 37/64 .5781 3-1/2 1-5/8 ALtima®
* 20620310A 75467 13/64 .2031 2-1/4 3/4 ALtima®
20651560 26697 33/64 .5156 3-1/2 1-3/8 Uncoated
* 20606250T 75412 1/16 .0625 1-1/2 3/8 TiN
* 20631250T 75487 5/16 .3125 2-1/2 1-1/4 TiN
* 20615900C 75452 #21 .1590 2 3/4 TiCN
* 20646880T 75507 15/32 .4688 3 1-1/4 TiN
20608100 26100 #46 .0810 1-1/2 1/2 Uncoated
* 20607810T 10731 5/64 .0781 1-1/2 1/2 TiN
* 20650000T 77411 1/2 .5000 3 1-1/4 TiN
20624600 26400 D .2460 2-1/2 1 Uncoated
20635940 26556 23/64 .3594 2-1/2 1-1/4 Uncoated
* 20637700A 75497 V .3770 2-1/2 1-1/4 ALtima®
* 20605500T 75407 #54 .0550 1-1/2 3/8 TiN
* 20620310T 77401 13/64 .2031 2-1/4 3/4 TiN
* 20628120T 77406 9/32 .2812 2-1/2 1 TiN
* 20648440A 75508 31/64 .4844 3 1-1/4 ALtima®
* 20614950T 75448 #25 .1495 2 5/8 TiN
* 20607850T 75423 #47 .0785 1-1/2 1/2 TiN
* 20610650T 75435 #36 .1065 2 5/8 TiN
* 20611000A 77387 #35 .1100 2 5/8 ALtima®
* 20620100T 77400 #7 .2010 2-1/4 3/4 TiN
* 20618000T 17076 #15 .1800 2-3/16 3/4 TiN
20615900 26250 #21 .1590 2 3/4 Uncoated
20612000 26181 #31 .1200 2 5/8 Uncoated
20608600 26109 #44 .0860 2 1/2 Uncoated
20618500 26295 #13 .1850 2-3/16 3/4 Uncoated
20620400 26334 #6 .2040 2-1/4 3/4 Uncoated
* 20604650T 75403 #56 .0465 1-1/2 3/8 TiN
20614950 26226 #25 .1495 2 5/8 Uncoated
20615700 26244 #22 .1570 2 3/4 Uncoated
* 20625000T 77405 1/4 & E .2500 2-1/2 1 TiN
20620550 26340 #5 .2055 2-1/4 3/4 Uncoated
* 20604000T 75400 #60 .0400 1-1/2 3/8 TiN
* 20619100T 75465 #11 .1910 2-3/16 3/4 TiN
20613600 26202 #29 .1360 2 5/8 Uncoated
20604690 26028 3/64 .0469 1-1/2 3/8 Uncoated
* 20613600A 75442 #29 .1360 2 5/8 ALtima®
* 20604690T 75405 3/64 .0469 1-1/2 3/8 TiN
* 20634380A 75491 11/32 .3438 2-1/2 1-1/4 ALtima®
* 20608600A 77377 #44 .0860 2 1/2 ALtima®
* 20629500A 77407 M .2950 2-1/2 1-1/4 ALtima®
* 20608600T 77379 #44 .0860 2 1/2 TiN
* 20618750T 75463 3/16 .1875 2-3/16 3/4 TiN
* 20632810A 75490 21/64 .3281 2-1/2 1-1/4 ALtima®
20620900 26346 #4 .2090 2-1/4 3/4 Uncoated
20611600 26175 #32 .1160 2 5/8 Uncoated
* 20605950C 12805 #53 .0595 1-1/2 3/8 TiCN
* 20605950T 75409 #53 .0595 1-1/2 3/8 TiN
20625000 26406 1/4 & E .2500 2-1/2 1 Uncoated
* 20635800T 75494 T .3580 2-1/2 1-1/4 TiN
* 20627700C 17189 J .2770 2-1/2 1 TiCN
* 20621300A 77402 #3 .2130 2-1/2 1 ALtima®
* 20610940A 75436 7/64 .1094 2 5/8 ALtima®
20617300 26274 #17 .1730 2-1/8 3/4 Uncoated
20623400 26379 A .2340 2-1/2 1 Uncoated
20607000 26076 #50 .0700 1-1/2 3/8 Uncoated
20609380 26124 3/32 .0938 2 1/2 Uncoated
* 20609600C 77383 #41 .0960 2 1/2 TiCN
* 20614400A 77390 #27 .1440 2 5/8 ALtima®
* 20645310T 75505 29/64 .4531 3 1-1/4 TiN
20612500 26187 1/8 .1250 2 5/8 Uncoated
20624200 26394 C .2420 2-1/2 1 Uncoated
* 20625000A 75476 1/4 & E .2500 2-1/2 1 ALtima®
20616100 26253 #20 .1610 2 3/4 Uncoated
* 20616100A 75453 #20 .1610 2 3/4 ALtima®
* 20641300T 77410 Z .4130 2-3/4 1-1/4 TiN
* 20617190T 75458 11/64 .1719 2-1/8 3/4 TiN
* 20632300A 75489 P .3230 2-1/2 1-1/4 ALtima®
* 20606700A 75414 #51 .0670 1-1/2 3/8 ALtima®
* 20608900T 75426 #43 .0890 2 1/2 TiN
* 20604200A 77366 #58 .0420 1-1/2 3/8 ALtima®
* 20606350A 77371 #52 .0635 1-1/2 3/8 ALtima®
* 20640620A 75500 13/32 .4062 2-3/4 1-1/4 ALtima®
20667190 26751 43/64 .6719 4 1-7/8 Uncoated
20648440 26685 31/64 .4844 3 1-1/4 Uncoated
* 20607600A 77374 #48 .0760 1-1/2 1/2 ALtima®
20616950 26268 #18 .1695 2-1/8 3/4 Uncoated
* 20606250C 75411 1/16 .0625 1-1/2 3/8 TiCN
* 20607810A 75422 5/64 .0781 1-1/2 1/2 ALtima®
* 20610400T 75434 #37 .1040 2 5/8 TiN
20671880 26766 23/32 .7188 4 2-1/8 Uncoated
* 20615620CE 77394 5/32 .1562 2 3/4 CERAedge®
20614060 26211 9/64 .1406 2 5/8 Uncoated
* 20635940A 75495 23/64 .3594 2-1/2 1-1/4 ALtima®
20604000 26004 #60 .0400 1-1/2 3/8 Uncoated
* 20606700C 75415 #51 .0670 1-1/2 3/8 TiCN
* 20612000T 75438 #31 .1200 2 5/8 TiN
20605950 26058 #53 .0595 1-1/2 3/8 Uncoated
* 20609600T 75428 #41 .0960 2 1/2 TiN
* 20615700T 77395 #22 .1570 2 3/4 TiN
* 20621870A 75470 7/32 .2187 2-1/2 1 ALtima®
* 20629690A 75485 19/64 .2969 2-1/2 1-1/4 ALtima®
* 20650000C 16294 1/2 .5000 3 1-1/4 TiCN
* 20616600A 77397 #19 .1660 2-1/8 3/4 ALtima®
20665620 26745 21/32 .6562 4 1-7/8 Uncoated
* 20656250A 75511 9/16 .5625 3-1/2 1-1/2 ALtima®
20618000 26286 #15 .1800 2-3/16 3/4 Uncoated
* 20617190A 75457 11/64 .1719 2-1/8 3/4 ALtima®
* 20607000AV 77373 #50 .0700 1-1/2 3/8 ALtima® V
* 20609380T 77382 3/32 .0938 2 1/2 TiN
* 20662500A 77414 5/8 .6250 3-1/2 1-3/4 ALtima®
* 20607000A 77372 #50 .0700 1-1/2 3/8 ALtima®
20673440 26772 47/64 .7344 4 2-1/8 Uncoated
* 20609800T 75429 #40 .0980 2 5/8 TiN
20608900 26115 #43 .0890 2 1/2 Uncoated
20662500 26733 5/8 .6250 3-1/2 1-3/4 Uncoated
* 20614060A 75444 9/64 .1406 2 5/8 ALtima®
* 20653120T 77413 17/32 .5312 3-1/2 1-3/8 TiN
20611100 26166 #34 .1110 2 5/8 Uncoated
* 20615400T 75449 #23 .1540 2 5/8 TiN
* 20627700A 75481 J .2770 2-1/2 1 ALtima®
* 20625700A 75477 F .2570 2-1/2 1 ALtima®
20620100 26328 #7 .2010 2-1/4 3/4 Uncoated
20640620 26616 13/32 .4062 2-3/4 1-1/4 Uncoated
* 20614060T 75445 9/64 .1406 2 5/8 TiN
* 20615200T 77393 #24 .1520 2 5/8 TiN
20607300 26082 #49 .0730 1-1/2 3/8 Uncoated
* 20607000T 75418 #50 .0700 1-1/2 3/8 TiN
* 20637500T 77408 3/8 .3750 2-1/2 1-1/4 TiN
* 20626560T 75480 17/64 .2656 2-1/2 1 TiN
* 20626560A 75479 17/64 .2656 2-1/2 1 ALtima®
* 20604690C 12804 3/64 .0469 1-1/2 3/8 TiCN
* 20607300A 75419 #49 .0730 1-1/2 3/8 ALtima®
20609800 26133 #40 .0980 2 5/8 Uncoated
* 20605500A 77370 #54 .0550 1-1/2 3/8 ALtima®
* 20616600T 75455 #19 .1660 2-1/8 3/4 TiN
20608200 26103 #45 .0820 1-1/2 1/2 Uncoated
* 20624200T 75475 C .2420 2-1/2 1 TiN
* 20605950A 75408 #53 .0595 1-1/2 3/8 ALtima®
20619900 26322 #8 .1990 2-1/4 3/4 Uncoated
* 20629500T 75484 M .2950 2-1/2 1-1/4 TiN
20609350 26121 #42 .0935 2 1/2 Uncoated
* 20634800T 75493 S .3480 2-1/2 1-1/4 TiN
* 20616950A 75456 #18 .1695 2-1/8 3/4 ALtima®
* 20645310A 75504 29/64 .4531 3 1-1/4 ALtima®
* 20619900A 15391 #8 .1990 2-1/4 3/4 ALtima®
* 20610400A 75433 #37 .1040 2 5/8 ALtima®
* 20609800A 77384 #40 .0980 2 5/8 ALtima®
* 20625700F 15950 F .2570 2-1/2 1 Fordlube
20610150 26142 #38 .1015 2 5/8 Uncoated
20639700 26601 X .3970 2-3/4 1-1/4 Uncoated
* 20615620A 10732 5/32 .1562 2 3/4 ALtima®
20610650 26154 #36 .1065 2 5/8 Uncoated
* 20631600T 75488 O .3160 2-1/2 1-1/4 TiN
* 20621870T 77403 7/32 .2187 2-1/2 1 TiN
20605200 26040 #55 .0520 1-1/2 3/8 Uncoated
20637500 26574 3/8 .3750 2-1/2 1-1/4 Uncoated
* 20607600T 75421 #48 .0760 1-1/2 1/2 TiN
* 20619100A 75464 #11 .1910 2-3/16 3/4 ALtima®
* 20605200C 77369 #55 .0520 1-1/2 3/8 TiCN
20614050 26208 #28 .1405 2 5/8 Uncoated
20630200 26481 N .3020 2-1/2 1-1/4 Uncoated
* 20604300A 77367 #57 .0430 1-1/2 3/8 ALtima®
* 20610940T 77386 7/64 .1094 2 5/8 TiN
20614700 26223 #26 .1470 2 5/8 Uncoated
* 20664060T 75513 41/64 .6406 4 1-7/8 TiN
20622100 26364 #2 .2210 2-1/2 1 Uncoated
20629500 26469 M .2950 2-1/2 1-1/4 Uncoated
20635800 26550 T .3580 2-1/2 1-1/4 Uncoated
* 20616100T 77396 #20 .1610 2 3/4 TiN
20633900 26529 R .3390 2-1/2 1-1/4 Uncoated
20656250 26712 9/16 .5625 3-1/2 1-1/2 Uncoated
20621300 26352 #3 .2130 2-1/2 1 Uncoated
* 20668750A 77415 11/16 .6875 4 1-7/8 ALtima®
20620310 26331 13/64 .2031 2-1/4 3/4 Uncoated
* 20604000A 10730 #60 .0400 1-1/2 3/8 ALtima®
* 20618750A 75462 3/16 .1875 2-3/16 3/4 ALtima®
20609950 26139 #39 .0995 2 5/8 Uncoated
20623440 26382 15/64 .2344 2-1/2 1 Uncoated
20606250 26061 1/16 .0625 1-1/2 3/8 Uncoated
20633200 26520 Q .3320 2-1/2 1-1/4 Uncoated
20615620 26241 5/32 .1562 2 3/4 Uncoated
20604200 26013 #58 .0420 1-1/2 3/8 Uncoated
20619100 26307 #11 .1910 2-3/16 3/4 Uncoated
20618750 26298 3/16 .1875 2-3/16 3/4 Uncoated
20678120 26784 25/32 .7812 4 2-1/4 Uncoated
20632810 26514 21/64 .3281 2-1/2 1-1/4 Uncoated
* 20606350T 75413 #52 .0635 1-1/2 3/8 TiN
* 20613600T 75443 #29 .1360 2 5/8 TiN
20676560 26781 49/64 .7656 4 2-1/4 Uncoated
* 20608100A 77375 #46 .0810 1-1/2 1/2 ALtima®
20626100 26421 G .2610 2-1/2 1 Uncoated
20632300 26508 P .3230 2-1/2 1-1/4 Uncoated
* 20609950F 77385 #39 .0995 2 5/8 Fordlube
* 20612500T 75440 1/8 .1250 2 5/8 TiN
20623800 26388 B .2380 2-1/2 1 Uncoated
20653120 26700 17/32 .5312 3-1/2 1-3/8 Uncoated
* 20617190C 10733 11/64 .1719 2-1/8 3/4 TiCN
20611300 26169 #33 .1130 2 5/8 Uncoated
* 20607300T 75420 #49 .0730 1-1/2 3/8 TiN
* 20665620T 16452 21/32 .6562 4 1-7/8 TiN
20638600 26589 W .3860 2-3/4 1-1/4 Uncoated
* 20625700T 75478 F .2570 2-1/2 1 TiN
20634380 26535 11/32 .3438 2-1/2 1-1/4 Uncoated
* 20618200T 75460 #14 .1820 2-3/16 3/4 TiN
* 20608100C 75424 #46 .0810 1-1/2 1/2 TiCN
* 20608100T 75425 #46 .0810 1-1/2 1/2 TiN
20617190 26271 11/64 .1719 2-1/8 3/4 Uncoated
* 20612500A 75439 1/8 .1250 2 5/8 ALtima®
20610940 26157 7/64 .1094 2 5/8 Uncoated
* 20605200A 77368 #55 .0520 1-1/2 3/8 ALtima®
* 20620100A 77399 #7 .2010 2-1/4 3/4 ALtima®
20611000 26160 #35 .1100 2 5/8 Uncoated
* 20619600A 75466 #9 .1960 2-1/4 3/4 ALtima®
* 20675000A 77416 3/4 .7500 4 2-1/8 ALtima®
* 20618500T 75461 #13 .1850 2-3/16 3/4 TiN
20609600 26130 #41 .0960 2 1/2 Uncoated
20612850 26193 #30 .1285 2 5/8 Uncoated
20604300 26016 #57 .0430 1-1/2 3/8 Uncoated
20627200 26439 I .2720 2-1/2 1 Uncoated
20619350 26313 #10 .1935 2-3/16 3/4 Uncoated
20657810 26718 37/64 .5781 3-1/2 1-5/8 Uncoated
20607810 26091 5/64 .0781 1-1/2 1/2 Uncoated
20636800 26565 U .3680 2-1/2 1-1/4 Uncoated
* 20614950C 77391 #25 .1495 2 5/8 TiCN
20619600 26316 #9 .1960 2-1/4 3/4 Uncoated
* 20612850A 75441 #30 .1285 2 5/8 ALtima®
* 20610150A 75432 #38 .1015 2 5/8 ALtima®
* 20615620C 75450 5/32 .1562 2 3/4 TiCN
* 20615200A 77392 #24 .1520 2 5/8 ALtima®
* 20608900A 77380 #43 .0890 2 1/2 ALtima®
20654690 26706 35/64 .5469 3-1/2 1-1/2 Uncoated
20664060 26739 41/64 .6406 4 1-7/8 Uncoated
* 20606250A 75410 1/16 .0625 1-1/2 3/8 ALtima®
* 20609350T 75427 #42 .0935 2 1/2 TiN
* 20609950C 75431 #39 .0995 2 5/8 TiCN
* 20640620T 77409 13/32 .4062 2-3/4 1-1/4 TiN
* 20612000A 15956 #31 .1200 2 5/8 ALtima®
20650000 26691 1/2 .5000 3 1-1/4 Uncoated
* 20607000C 75417 #50 .0700 1-1/2 3/8 TiCN
20616600 26262 #19 .1660 2-1/8 3/4 Uncoated
* 20609600A 17213 #41 .0960 2 1/2 ALtima®
20634800 26541 S .3480 2-1/2 1-1/4 Uncoated
20675000 26778 3/4 .7500 4 2-1/8 Uncoated
* 20615900A 75451 #21 .1590 2 3/4 ALtima®
20614400 26217 #27 .1440 2 5/8 Uncoated
* 20651560A 77412 33/64 .5156 3-1/2 1-3/8 ALtima®
20618200 26292 #14 .1820 2-3/16 3/4 Uncoated
* 20628120A 75482 9/32 .2812 2-1/2 1 ALtima®
* 20624600A 14535 D .2460 2-1/2 1 ALtima®
* 20617300A 75459 #17 .1730 2-1/8 3/4 ALtima®
* 20643750A 75503 7/16 .4375 2-3/4 1-1/4 ALtima®
20617700 26280 #16 .1770 2-1/8 3/4 Uncoated
20641300 26622 Z .4130 2-3/4 1-1/4 Uncoated
* 20606700T 75416 #51 .0670 1-1/2 3/8 TiN
20659380 26724 19/32 .5938 3-1/2 1-5/8 Uncoated
20604100 26007 #59 .0410 1-1/2 3/8 Uncoated
* 20629000T 75483 L .2900 2-1/2 1 TiN
* 20631250A 75486 5/16 .3125 2-1/2 1-1/4 ALtima®
* 20618500A 77398 #13 .1850 2-3/16 3/4 ALtima®
20626600 26430 H .2660 2-1/2 1 Uncoated
* 20634380T 75492 11/32 .3438 2-1/2 1-1/4 TiN
20626560 26427 17/64 .2656 2-1/2 1 Uncoated
20606350 26067 #52 .0635 1-1/2 3/8 Uncoated
* 20621300T 75469 #3 .2130 2-1/2 1 TiN
20604650 26025 #56 .0465 1-1/2 3/8 Uncoated
* 20620900T 75468 #4 .2090 2-1/4 3/4 TiN
20621870 26358 7/32 .2187 2-1/2 1 Uncoated
20615200 26232 #24 .1520 2 5/8 Uncoated
* 20611300T 77389 #33 .1130 2 5/8 TiN
* 20623800T 75474 B .2380 2-1/2 1 TiN
* 20604690A 75404 3/64 .0469 1-1/2 3/8 ALtima®
* 20623440A 75472 15/64 .2344 2-1/2 1 ALtima®
* 20609350A 77381 #42 .0935 2 1/2 ALtima®
* 20623400A 75471 A .2340 2-1/2 1 ALtima®
* 20615620T 20615 5/32 .1562 2 3/4 TiN
* 20605200T 75406 #55 .0520 1-1/2 3/8 TiN
* 20639060T 75499 25/64 .3906 2-3/4 1-1/4 TiN
* 20646880A 75506 15/32 .4688 3 1-1/4 ALtima®
* 20608200A 77376 #45 .0820 1-1/2 1/2 ALtima®
* 20611000T 77388 #35 .1100 2 5/8 TiN
* 20651560T 75510 33/64 .5156 3-1/2 1-3/8 TiN
20627700 26445 J .2770 2-1/2 1 Uncoated
20642190 26634 27/64 .4219 2-3/4 1-1/4 Uncoated
20605500 26046 #54 .0550 1-1/2 3/8 Uncoated
20607850 26094 #47 .0785 1-1/2 1/2 Uncoated
20610400 26148 #37 .1040 2 5/8 Uncoated
* 20609950A 75430 #39 .0995 2 5/8 ALtima®
20607600 26088 #48 .0760 1-1/2 1/2 Uncoated
* 20639060A 75498 25/64 .3906 2-3/4 1-1/4 ALtima®
* 20608600C 77378 #44 .0860 2 1/2 TiCN
* 20604200T 75401 #58 .0420 1-1/2 3/8 TiN
* 20610650A 15867 #36 .1065 2 5/8 ALtima®
20628100 26451 K .2810 2-1/2 1 Uncoated
* 20611100A 75437 #34 .1110 2 5/8 ALtima®
20660940 26727 39/64 .6094 3-1/2 1-3/4 Uncoated
20618900 26304 #12 .1890 2-3/16 3/4 Uncoated
* 20614700T 75446 #26 .1470 2 5/8 TiN
20640400 26610 Y .4040 2-3/4 1-1/4 Uncoated
20606700 26073 #51 .0670 1-1/2 3/8 Uncoated
20645310 26664 29/64 .4531 3 1-1/4 Uncoated
20670310 26760 45/64 .7031 4 2 Uncoated
* 20623800A 75473 B .2380 2-1/2 1 ALtima®
20629690 26475 19/64 .2969 2-1/2 1-1/4 Uncoated
* 20650000A 75509 1/2 .5000 3 1-1/4 ALtima®
* 20637500A 75496 3/8 .3750 2-1/2 1-1/4 ALtima®
20637700 26577 V .3770 2-1/2 1-1/4 Uncoated
* 20604300T 75402 #57 .0430 1-1/2 3/8 TiN
* 20616600C 75454 #19 .1660 2-1/8 3/4 TiCN
20631250 26493 5/16 .3125 2-1/2 1-1/4 Uncoated
* 20642190A 75502 27/64 .4219 2-3/4 1-1/4 ALtima®
20629000 26463 L .2900 2-1/2 1 Uncoated
* 20614950A 75447 #25 .1495 2 5/8 ALtima®
20646880 26679 15/32 .4688 3 1-1/4 Uncoated
* 20623440T 16864 15/64 .2344 2-1/2 1 TiN
20615400 26238 #23 .1540 2 5/8 Uncoated
* 20641300A 75501 Z .4130 2-3/4 1-1/4 ALtima®
20628120 26454 9/32 .2812 2-1/2 1 Uncoated
20631600 26499 O .3160 2-1/2 1-1/4 Uncoated
20643750 26649 7/16 .4375 2-3/4 1-1/4 Uncoated