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Air-Feed-Drill Bushings – Standard (21000 Series)

Drill Bushings

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Air-feed-drill bushings with a standard ID drill size can be ordered online. To order a specific standard bushing, select the basic part number below and add the desired ID size (as a 4-place decimal inch) on the Price & Availability screen. Example: A-21101-.0938 (A-21101 with .0938" ID)

Complete Adaptor-Tip Assembly (3/8" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
A-21101 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3/8
A-21102 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1/2
A-21103 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 5/8
A-21104 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3/4
A-21105 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 7/8
A-21106 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1
A-16500 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/16
A-21108 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/8
A-21110 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/4
A-21111 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-3/8
A-21113 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/2
A-21114 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-5/8
A-21115 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-3/4
A-21116 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-7/8
A-21118 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2
A-21119 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/8
A-21120 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/4
A-21121 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-3/8
A-21122 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/2
A-21124 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-3/4
A-21125 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3
A-21126 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3-1/4
A-21131 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 6
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Complete Adaptor-Tip Assembly (7/16" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
A-21202 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1/2
A-21203 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 5/8
A-21204 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3/4
A-21205 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 7/8
A-21206 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1
A-21208 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/8
A-21210 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/4
A-21211 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-3/8
A-21213 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/2
A-21214 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-5/8
A-21215 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-3/4
A-21216 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-7/8
A-21218 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2
A-21219 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/8
A-21220 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/4
A-21221 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-3/8
A-21222 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/2
A-21224 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-3/4
A-21225 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3
A-21226 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3-1/4
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Complete Adaptor-Tip Assembly (1/2" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
A-21301 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3/8
A-21302 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1/2
A-21303 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 5/8
A-21304 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3/4
A-21305 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 7/8
A-21306 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1
A-16501 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/16
A-21308 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/8
A-21310 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/4
A-21311 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-3/8
A-21313 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/2
A-21314 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-5/8
A-21315 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-3/4
A-21316 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-7/8
A-21318 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2
A-21319 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/8
A-21320 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/4
A-21321 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-3/8
A-21322 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/2
A-21324 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-3/4
A-21325 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3
A-21326 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3-1/4
A-21330 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 5
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Shank Only (3/8" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
21101 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3/8
21102 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1/2
21103 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 5/8
21104 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3/4
21105 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 7/8
21106 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1
16500 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/16
21108 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/8
21110 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/4
21111 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-3/8
21113 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-1/2
21114 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-5/8
21115 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-3/4
21116 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 1-7/8
21118 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2
21119 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/8
21120 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/4
21121 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-3/8
21122 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-1/2
21124 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 2-3/4
21125 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3
21126 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 3-1/4
21131 .0938-.2500 3/32-1/4, #41-E, 2.40-6.35mm 3/8 6
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Shank Only (7/16" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
21202 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1/2
21203 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 5/8
21204 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3/4
21205 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 7/8
21206 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1
21208 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/8
21210 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/4
21211 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-3/8
21213 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-1/2
21214 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-5/8
21215 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-3/4
21216 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 1-7/8
21218 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2
21219 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/8
21220 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/4
21221 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-3/8
21222 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-1/2
21224 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 2-3/4
21225 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3
21226 .0938-.3125 3/32-5/16, #41-N, 2.40-7.90mm 7/16 3-1/4
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Shank Only (1/2" OD)
QUANTITY BASIC PART NO. AVAILABLE ID SIZES STANDARD DRILL SIZES OD C LENGTH
21301 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3/8
21302 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1/2
21303 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 5/8
21304 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3/4
21305 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 7/8
21306 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1
16501 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/16
21308 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/8
21310 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/4
21311 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-3/8
21313 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-1/2
21314 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-5/8
21315 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-3/4
21316 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 1-7/8
21318 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2
21319 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/8
21320 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/4
21321 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-3/8
21322 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-1/2
21324 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 2-3/4
21325 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3
21326 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 3-1/4
21330 .0938-.3750 3/32-3/8, #41-U, 2.40-9.50mm 1/2 5
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Collar Only
QUANTITY PART NO. SHANK OD
21000 3/8, 7/8, 1/2
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