Menu
FRACTIONAL TYPE 3500 - CARBON STEEL - SHORT SHANK
TYPE
For use with our carbide tipped counterbores.
The shank diameter must be the same as the pilot hole diameter in the counterbore. The pilot head diameter is always larger than the shank diameter and is determined by part to be machined.
PILOT HEAD DIAMETERTOLERANCES
1/8" THRU 1/4" -.001"/-.002"
OVER 1/4" THRU 7/8" -.003"/-.004"
OVER 7/8" THRU 11/4" -.005"/-.006"
OVER 11/4" -.006"/-.007"
Below is Lexington Cutter's selection of Pilots Counterbores. We offer a wide variety of carbide tipped and solid carbide cutting tools. Over 95% are in stock either finished or semi finished for fast delivery.
Shank diameter tolerance: +.0000"/-.0005".
PILOT HEAD
DIAMETER
SHANK DIAMETER ALL
TYPES
PRICE
PRICE EACH
PILOT HEAD DIAMETER FINISHED TO DECIMAL SIZE
3/32
.0938
EDP NO.
1/8
.1250
EDP NO.
5/32
.1562
EDP NO.
3/16
.1875
EDP NO.
1/4
.2500
EDP NO.
5/16
.3125
EDP NO.
3/8
.3750
EDP NO.
7/16
.4375
EDP NO.
1/2
.5000
EDP NO.
DECIMAL FRAC. 1 PC. 2 PC. 3 PC. 4 PC. 5-7 8+
 .1250    1/ 350104 $25.70 $102.05 $63.90 $51.15 $44.95 $38.45 $33.20
 .1562    5/32 350105 350205 $20.85 $97.15 $59.00 $46.25 $39.90 $33.60 $28.35
 .1875    3/16 350106 350206 350306 $21.30 $97.60 $59.45 $46.70 $40.40 $33.95 $28.65
 .2188    7/32 350107 350207 350307 350407 $24.10 $100.45 $62.25 $49.50 $43.35 $36.80 $31.55
 .2500    1/ 350108 350208 350308 350408 $24.10 $100.45 $62.25 $49.50 $43.35 $36.80 $31.55
 .2812    9/32 350109 350209 350309 350409 350509 $25.70 $102.05 $63.90 $51.15 $44.95 $38.45 $33.20
 .3125    5/16 350110 350210 350310 350410 350510 $25.70 $102.05 $63.90 $51.15 $44.95 $38.45 $33.20
 .3438   11/32 350111 350211 350311 350411 350511 350611 $25.70 $102.05 $63.90 $51.15 $44.95 $38.45 $33.20
 .3750    3/ 350212 350312 350412 350512 350612 $28.35 $104.65 $66.50 $53.75 $47.40 $41.00 $35.85
 .4062   13/32 350213 350313 350413 350513 350613 $28.35 $104.65 $66.50 $53.75 $47.40 $41.00 $35.85
 .4375    7/16 350214 350314 350414 350514 350614 350714 $29.00 $105.30 $67.15 $54.40 $48.10 $41.70 $36.45
 .4688   15/32 350215 350415 350515 350615 $29.00 $105.30 $67.15 $54.40 $48.10 $41.70 $36.45
 .5000    1/ 350216 350416 350516 350616 350716 350816 $33.20 $109.55 $71.40 $58.60 $52.45 $45.90 $40.65
 .5312   17/32 350217 350417 350517 350617 350817 $38.65 $115.00 $76.85 $64.20 $57.80 $51.45 $46.20
 .5625    9/16 350218 350418 350518 350618 350718 350818 350918 $43.40 $119.75 $81.60 $68.90 $62.65 $56.20 $50.90
 .5938   19/32 350219 350519 350619 350819 350919 $47.65 $124.05 $85.80 $73.10 $66.70 $60.35 $55.15
 .6250    5/ 350220 350420 350520 350620 350720 350820 350920 $47.65 $124.05 $85.80 $73.10 $66.70 $60.35 $55.15
 .6562   21/32 350421 350521 350621 350821 $48.80 $125.15 $86.95 $74.20 $68.05 $61.55 $56.30
 .6875   11/16 350422 350522 350622 350722 350822 350922 $48.80 $125.15 $86.95 $74.20 $68.05 $61.55 $56.30
 .7188   23/32 350523 350623 350823 350923 $55.30 $131.60 $93.45 $80.70 $74.40 $68.05 $62.80
 .7500    3/ 350424 350524 350624 350724 350824 350924 $55.30 $131.60 $93.45 $80.70 $74.40 $68.05 $62.80
 .7812   25/32 350525 350625 350825 350925 $62.15 $138.45 $100.30 $87.55 $81.40 $74.90 $69.65
 .8125   13/16 350426 350526 350626 350726 350826 350926 $62.15 $138.45 $100.30 $87.55 $81.40 $74.90 $69.65
 .8438   27/32 350527 $68.75 $145.10 $106.90 $94.20 $87.85 $81.50 $76.25
 .8750    7/ 350428 350528 350628 350728 350828 350928 $68.75 $145.10 $106.90 $94.20 $87.85 $81.50 $76.25
 .9375   15/16 350430 350530 350630 350730 350830 350930 $72.50 $148.80 $110.65 $98.00 $91.65 $85.25 $80.00
1.0000         350432 350532 350632 350732 350832 350932 $75.05 $151.35 $113.20 $100.45 $94.20 $87.80 $82.55
1.0625  1/16 350634 350734 350834 350934 $77.75 $154.05 $115.90 $103.20 $96.80 $90.50 $85.25
1.1250  1/ 350636 350736 350836 350936 $93.75 $170.10 $131.90 $119.15 $112.90 $106.40 $101.20
1.1875  3/16 350638 350738 350838 350938 $96.60 $172.90 $134.75 $122.00 $115.80 $109.35 $104.10
1.2500  1/ 350640 350740 350840 350940 $101.85 $178.15 $140.00 $127.25 $121.10 $114.50 $109.35
1.3125  5/16 350742 350842 350942 $107.15 $183.55 $145.40 $132.65 $126.40 $120.00 $114.65
1.3750  3/ 350644 350744 350844 350944 $117.05 $193.55 $155.40 $142.65 $136.30 $129.90 $124.60
1.4375  7/16 350746 350846 350946 $118.45 $194.80 $156.60 $143.85 $137.60 $131.10 $125.95
1.5000  1/ 350848 350948 $120.00 $196.40 $158.20 $145.45 $139.10 $132.70 $127.55
1.5625  9/16 350850 350950 $121.40 $197.90 $159.75 $147.00 $140.65 $134.25 $129.00
1.6250  5/ 350952 $122.70 $199.00 $160.85 $148.10 $141.80 $135.40 $130.20
1.6875 11/16 350954 $124.30 $200.60 $162.45 $149.75 $143.45 $137.00 $131.80
1.7500  3/ 350856 350956 $126.30 $202.50 $164.30 $151.55 $145.40 $138.90 $133.65
1.8750  7/ 350960 $152.05 $228.60 $190.40 $177.65 $171.30 $164.90 $159.75
2.0000         350964 $152.05 $228.60 $190.40 $177.65 $171.30 $164.90 $159.75

Do you need special Pilots Counterbores?

If you can't find the specific Pilots Counterbores you are looking for we can manufacture it for you as a special. Simply fill out our Special Tool Quote Form and fax it back to us at 941-739-2827. You can also send us a message with your requirements through our Contact Us page. We will provide you with price and delivery for your special Pilots Counterbores.

Thank you for using Lexington Cutter for your Pilots Counterbores.