Aircraft Extension Drills
Brand
Material
Coating/Finish
Decimal Equivalent
- 0.0400" (3)
- 0.0410" (2)
- 0.0420" (4)
- 0.0430" (3)
- 0.0465" (4)
- 0.0469" (4)
- 0.0520" (3)
- 0.0550" (3)
- 0.0595" (3)
- 0.0625" (9)
- 0.0635" (4)
- 0.0670" (4)
- 0.0700" (8)
- 0.0730" (5)
- 0.0760" (8)
- 0.0781" (9)
- 0.0785" (5)
- 0.0810" (7)
- 0.0820" (7)
- 0.0860" (7)
- 0.0890" (6)
- 0.0935" (7)
- 0.0938" (12)
- 0.0960" (8)
- 0.0980" (19)
- 0.0995" (5)
- 0.1015" (6)
- 0.1040" (10)
- 0.1065" (10)
- 0.1094" (11)
- 0.1100" (9)
- 0.1110" (9)
- 0.1130" (9)
- 0.1160" (9)
- 0.1200" (11)
- 0.1250" (19)
- 0.1285" (22)
- 0.1360" (14)
- 0.1405" (9)
- 0.1406" (15)
- 0.1440" (10)
- 0.1470" (10)
- 0.1495" (10)
- 0.1520" (9)
- 0.1540" (9)
- 0.1562" (9)
- 0.1563" (10)
- 0.1570" (10)
- 0.1590" (20)
- 0.1610" (17)
- 0.1660" (12)
- 0.1695" (10)
- 0.1719" (15)
- 0.1730" (10)
- 0.1770" (10)
- 0.1800" (8)
- 0.1820" (9)
- 0.1850" (15)
- 0.1875" (20)
- 0.1890" (11)
- 0.1910" (17)
- 0.1935" (17)
- 0.1960" (9)
- 0.1990" (9)
- 0.2010" (9)
- 0.2031" (15)
- 0.2040" (9)
- 0.2055" (10)
- 0.2090" (10)
- 0.2130" (10)
- 0.2188" (16)
- 0.2210" (12)
- 0.2280" (14)
- 0.2340" (4)
- 0.2344" (15)
- 0.2380" (4)
- 0.2420" (4)
- 0.2460" (4)
- 0.2500" (23)
- 0.2570" (4)
- 0.2610" (4)
- 0.2656" (8)
- 0.2660" (4)
- 0.2720" (4)
- 0.2770" (4)
- 0.2810" (4)
- 0.2812" (5)
- 0.2813" (4)
- 0.2900" (4)
- 0.2950" (4)
- 0.2969" (8)
- 0.3020" (4)
- 0.3125" (11)
- 0.3160" (4)
- 0.3230" (4)
- 0.3281" (8)
- 0.3320" (4)
- 0.3390" (4)
- 0.3438" (9)
- 0.3480" (4)
- 0.3564" (2)
- 0.3580" (4)
- 0.3594" (6)
- 0.3680" (4)
- 0.3750" (9)
- 0.3770" (3)
- 0.3772" (1)
- 0.3860" (4)
- 0.3906" (5)
- 0.3960" (2)
- 0.3970" (3)
- 0.4040" (4)
- 0.4062" (5)
- 0.4063" (3)
- 0.4130" (4)
- 0.4210" (2)
- 0.4219" (5)
- 0.4375" (8)
- 0.4531" (7)
- 0.4688" (8)
- 0.4844" (6)
- 0.5000" (8)
Fractional Size
- 3/64" (5)
- 1/16" (8)
- 5/64" (10)
- 3/32" (8)
- 7/64" (12)
- 1/8" (17)
- 9/64" (17)
- 5/32" (16)
- 11/64" (14)
- 3/16" (19)
- 13/64" (16)
- 7/32" (18)
- 15/64" (11)
- 1/4" (19)
- 17/64" (8)
- 9/32" (7)
- 19/64" (7)
- 5/16" (11)
- 21/64" (6)
- 11/32" (13)
- 23/64" (8)
- 3/8" (11)
- 25/64" (6)
- 27/64" (7)
- 7/16" (8)
- 29/64" (8)
- 15/32" (8)
- 31/64" (7)
- 1/2" (8)
Letter Size
Wire Size
- #1 (10)
- #2 (10)
- #3 (10)
- #4 (11)
- #5 (10)
- #6 (9)
- #7 (9)
- #8 (9)
- #9 (9)
- #10 (12)
- #11 (11)
- #12 (11)
- #13 (15)
- #14 (9)
- #15 (8)
- #16 (10)
- #17 (10)
- #18 (10)
- #19 (12)
- #20 (13)
- #21 (17)
- #22 (9)
- #23 (10)
- #24 (9)
- #25 (9)
- #26 (10)
- #27 (10)
- #28 (9)
- #29 (10)
- #30 (17)
- #31 (10)
- #32 (9)
- #33 (9)
- #34 (9)
- #35 (9)
- #36 (10)
- #37 (10)
- #38 (6)
- #39 (5)
- #40 (14)
- #41 (8)
- #42 (7)
- #43 (6)
- #44 (7)
- #45 (7)
- #46 (6)
- #47 (5)
- #48 (8)
- #49 (6)
- #50 (9)
- #51 (4)
- #52 (4)
- #53 (3)
- #54 (2)
- #55 (3)
- #56 (4)
- #57 (3)
- #58 (4)
- #59 (2)
- #60 (3)
Unit Size: 1
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