Aircraft Extension Drills
Brand
Material
Coating/Finish
Decimal Equivalent
- 0.0400" (2)
- 0.0410" (1)
- 0.0420" (3)
- 0.0430" (2)
- 0.0465" (3)
- 0.0469" (2)
- 0.0520" (2)
- 0.0550" (2)
- 0.0595" (2)
- 0.0625" (5)
- 0.0635" (3)
- 0.0670" (3)
- 0.0700" (5)
- 0.0730" (3)
- 0.0760" (4)
- 0.0781" (5)
- 0.0785" (3)
- 0.0810" (4)
- 0.0820" (4)
- 0.0860" (4)
- 0.0890" (3)
- 0.0935" (4)
- 0.0938" (8)
- 0.0960" (5)
- 0.0980" (12)
- 0.0995" (4)
- 0.1015" (4)
- 0.1040" (7)
- 0.1065" (7)
- 0.1094" (7)
- 0.1100" (7)
- 0.1110" (7)
- 0.1130" (7)
- 0.1160" (7)
- 0.1200" (7)
- 0.1250" (11)
- 0.1285" (13)
- 0.1360" (9)
- 0.1405" (7)
- 0.1406" (9)
- 0.1440" (7)
- 0.1470" (7)
- 0.1495" (7)
- 0.1520" (7)
- 0.1540" (6)
- 0.1562" (6)
- 0.1563" (6)
- 0.1570" (7)
- 0.1590" (12)
- 0.1610" (11)
- 0.1660" (7)
- 0.1695" (7)
- 0.1719" (9)
- 0.1730" (7)
- 0.1770" (5)
- 0.1800" (7)
- 0.1820" (7)
- 0.1850" (9)
- 0.1875" (12)
- 0.1890" (7)
- 0.1910" (11)
- 0.1935" (11)
- 0.1960" (7)
- 0.1990" (7)
- 0.2010" (7)
- 0.2031" (9)
- 0.2040" (7)
- 0.2055" (7)
- 0.2090" (7)
- 0.2130" (7)
- 0.2188" (9)
- 0.2210" (9)
- 0.2280" (9)
- 0.2340" (2)
- 0.2344" (9)
- 0.2380" (2)
- 0.2420" (2)
- 0.2460" (2)
- 0.2500" (14)
- 0.2570" (2)
- 0.2610" (2)
- 0.2656" (5)
- 0.2660" (2)
- 0.2720" (2)
- 0.2770" (2)
- 0.2810" (2)
- 0.2812" (3)
- 0.2813" (2)
- 0.2900" (2)
- 0.2950" (2)
- 0.2969" (5)
- 0.3020" (2)
- 0.3125" (6)
- 0.3160" (2)
- 0.3230" (2)
- 0.3281" (5)
- 0.3320" (2)
- 0.3390" (2)
- 0.3438" (5)
- 0.3480" (2)
- 0.3564" (2)
- 0.3580" (2)
- 0.3594" (3)
- 0.3680" (2)
- 0.3750" (5)
- 0.3770" (1)
- 0.3772" (1)
- 0.3860" (2)
- 0.3906" (2)
- 0.3960" (2)
- 0.3970" (1)
- 0.4040" (2)
- 0.4062" (3)
- 0.4063" (1)
- 0.4130" (2)
- 0.4210" (2)
- 0.4219" (2)
- 0.4375" (4)
- 0.4531" (4)
- 0.4688" (4)
- 0.4844" (4)
- 0.5000" (4)
Fractional Size
- 3/64" (3)
- 1/16" (4)
- 5/64" (6)
- 3/32" (4)
- 7/64" (7)
- 1/8" (9)
- 9/64" (11)
- 5/32" (10)
- 11/64" (8)
- 3/16" (11)
- 13/64" (10)
- 7/32" (10)
- 15/64" (7)
- 1/4" (11)
- 17/64" (4)
- 9/32" (4)
- 19/64" (4)
- 5/16" (6)
- 21/64" (4)
- 11/32" (8)
- 23/64" (4)
- 3/8" (6)
- 25/64" (3)
- 27/64" (4)
- 7/16" (4)
- 29/64" (5)
- 15/32" (4)
- 31/64" (5)
- 1/2" (4)
Letter Size
Wire Size
- #1 (7)
- #2 (7)
- #3 (7)
- #4 (7)
- #5 (7)
- #6 (7)
- #7 (7)
- #8 (7)
- #9 (7)
- #10 (8)
- #11 (8)
- #12 (7)
- #13 (9)
- #14 (7)
- #15 (7)
- #16 (5)
- #17 (7)
- #18 (7)
- #19 (7)
- #20 (9)
- #21 (10)
- #22 (7)
- #23 (6)
- #24 (7)
- #25 (7)
- #26 (7)
- #27 (7)
- #28 (7)
- #29 (7)
- #30 (10)
- #31 (7)
- #32 (7)
- #33 (7)
- #34 (7)
- #35 (7)
- #36 (7)
- #37 (7)
- #38 (4)
- #39 (4)
- #40 (9)
- #41 (5)
- #42 (4)
- #43 (3)
- #44 (4)
- #45 (4)
- #46 (3)
- #47 (3)
- #48 (4)
- #49 (4)
- #50 (5)
- #51 (3)
- #52 (3)
- #53 (2)
- #54 (1)
- #55 (2)
- #56 (3)
- #57 (2)
- #58 (3)
- #59 (1)
- #60 (2)
#21 x 6 Inch HSS Black Oxide 135° Series 6H501 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 12
Availability:
#30 x 6 Inch HSCO Bright 135° Series 6C514 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 1
Availability:
#21 x 6 Inch HSCO Bright 135° Series 6C514 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 1
Availability:
#40 x 6 Inch HSCO Bright 135° Series 6C514 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 1
Availability:
#40 x 6 Inch HSS Black Oxide 135° Series 6H501 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 12
Availability:
#20 x 6 Inch HSS Black Oxide 135° Series 6H501 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 12
Availability:
#13 x 6 Inch HSCO Bright 135° Series 6C514 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 1
Availability:
9/64 Cobalt Oxide/Gold Finish 135 Deg. Split 6 Inch OAL Series CO500-6 Aircraft Extension Drill
Brand: Precision Twist DrillUnit Size: 1
Availability:
Unit Size: 1
Availability:
Unit Size: 1
Availability:
Unit Size: 1
Availability:
#11 x 6 Inch HSCO Bright 135° Series 6C514 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 1
Availability:
#30 x 6 Inch HSS Black Oxide 135° Series 6H501 Aircraft Extension Drill
Brand: RMT-Rocky Mountain TwistUnit Size: 12
Availability:
Unit Size: 1
Availability:
#30 x 6 in. OAL HSS Black Oxide 135 Deg. Split Point Heavy-Duty Aircraft Extension Drill
Brand: Precision Twist DrillUnit Size: 1
Availability: