For Use With For Use With |
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Overall Length Overall Length |
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For Machine Spindle Morse Taper Diameter For Machine SpindleMorse Taper Diameter |
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For Drill Chuck Mount Type For Drill Chuck Mount Type |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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For Drill Chuck Jacobs Taper Diameter For Drill Chuck JacobsTaper Diameter |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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For Drill Chuck Mounting Hole Thread Size For Drill Chuck MountingHole Thread Size |
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For Tool Drive Direction For Tool Drive Direction |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Morse Taper to Jacobs Taper Drill Chuck Arbors

The Morse taper end fits into a machine spindle and the Jacobs taper end is compatible with a Jacobs taper drill chuck. Morse taper spindles are most often found on drill presses. These arbors are made of hardened, precision-ground steel.
For technical drawings and 3-D models, click on a part number.
For Machine Spindle Morse Taper | For Drill Chuck Jacobs Taper | ||||||
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Number | Dia. | Number | Dia. | Overall Lg. | Material | Each | |
1 | 0.475" | 0 | 0.25" | 3 3/16" | Steel | 0000000 | 000000 |
1 | 0.475" | 1 | 0.384" | 3 25/64" | Steel | 0000000 | 00000 |
1 | 0.475" | 2 | 0.559" | 3 5/8" | Steel | 0000000 | 00000 |
1 | 0.475" | 3 | 0.811" | 4 1/64" | Steel | 0000000 | 00000 |
1 | 0.475" | 6 | 0.676" | 3 25/32" | Steel | 0000000 | 00000 |
1 | 0.475" | 33 | 0.624" | 3 25/32" | Steel | 0000000 | 00000 |
2 | 0.7" | 0 | 0.25" | 3 25/32" | Steel | 0000000 | 00000 |
2 | 0.7" | 1 | 0.384" | 3 63/64" | Steel | 0000000 | 00000 |
2 | 0.7" | 2 | 0.559" | 4 7/32" | Steel | 0000000 | 00000 |
2 | 0.7" | 3 | 0.811" | 4 39/64" | Steel | 0000000 | 00000 |
2 | 0.7" | 4 | 1.124" | 5 3/64" | Steel | 0000000 | 00000 |
2 | 0.7" | 6 | 0.676" | 4 3/8" | Steel | 0000000 | 00000 |
2 | 0.7" | 33 | 0.624" | 4 17/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 1 | 0.384" | 4 47/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 2 | 0.559" | 4 31/32" | Steel | 0000000 | 00000 |
3 | 0.938" | 3 | 0.811" | 5 23/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 4 | 1.124" | 5 51/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 5 | 1.413" | 5 29/32" | Steel | 0000000 | 00000 |
3 | 0.938" | 6 | 0.676" | 5 1/8" | Steel | 0000000 | 00000 |
3 | 0.938" | 33 | 0.624" | 5 1/8" | Steel | 0000000 | 00000 |
4 | 1.231" | 2 | 0.559" | 6" | Steel | 0000000 | 00000 |
4 | 1.231" | 3 | 0.811" | 6 3/8" | Steel | 0000000 | 00000 |
4 | 1.231" | 4 | 1.124" | 6 13/16" | Steel | 0000000 | 00000 |
4 | 1.231" | 5 | 1.413" | 6 15/16" | Steel | 0000000 | 00000 |
4 | 1.231" | 6 | 0.676" | 6 5/32" | Steel | 0000000 | 00000 |
4 | 1.231" | 33 | 0.624" | 6 5/32" | Steel | 0000000 | 00000 |
5 | 1.748" | 3 | 0.811" | 7 9/16" | Steel | 0000000 | 00000 |
5 | 1.748" | 4 | 1.124" | 8 1/8" | Steel | 0000000 | 00000 |
5 | 1.748" | 5 | 1.413" | 8 1/8" | Steel | 0000000 | 000000 |
Machinable-End Morse Taper Drill Chuck Arbors

One end is made of soft steel that can be machined to suit your job requirements; the Morse taper end fits into a machine spindle. Morse taper spindles are most often found on drill presses.
For Machine Spindle Morse Taper | Machine End | ||||||
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Number | Dia. | Body Dia. | Body Lg. | Overall Lg. | Material | Each | |
2 | 0.7" | 1 3/4" | 2 1/8" | 5 1/16" | 1144 Carbon Steel | 0000000 | 000000 |
3 | 0.938" | 1 3/4" | 2 1/8" | 5 3/16" | 1144 Carbon Steel | 0000000 | 00000 |
4 | 1.231" | 2 1/2" | 3" | 7 5/8" | 1144 Carbon Steel | 0000000 | 00000 |
5 | 1.748" | 3" | 4 1/16" | 9 15/16" | 1144 Carbon Steel | 0000000 | 000000 |
Morse Taper Arbors with Drill Chuck

This arbor with chuck allows drills with a #3 Morse taper spindle to accept standard drill bits.
For Bit Shank Size | For Machine Spindle Morse Taper | Chuck Key | Arbor | |||||||||
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Inch | mm | Number | Dia. | Chuck Material | Number | Material | Length | Included | Lg. | Included | Each | |
3/16"-3/4" | 4.5-19 | 3 | 0.938" | Steel | K4 | Steel | 5 3/32" | Yes | 5 1/2" | Yes | 0000000 | 0000000 |
Morse Taper to Thread-Mount Drill Chuck Arbors

The Morse taper end fits into a machine spindle and the threaded end is compatible with a threaded drill chuck. Morse taper spindles are most often found on drill presses. These arbors are made of hardened, precision-ground steel.
For technical drawings and 3-D models, click on a part number.
Adapters for Morse Taper Drill Chuck Arbors


If your Morse taper arbor is too small or large for your machine spindle, insert it into one of these adapters. Also known as sleeves or shell sockets.
For technical drawings and 3-D models, click on a part number.
For Machine Spindle Morse Taper | For Arbor Shank Morse Taper | ||||||
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Number | Dia. | Number | Dia. | Overall Lg. | Material | Each | |
2 | 0.7" | 1 | 0.475" | 3 5/8" | Steel | 0000000 | 000000 |
3 | 0.938" | 1 | 0.475" | 3 7/8" | Steel | 0000000 | 00000 |
3 | 0.938" | 2 | 0.7" | 4 3/8" | Steel | 0000000 | 00000 |
4 | 1.231" | 1 | 0.475" | 4 7/8" | Steel | 0000000 | 00000 |
4 | 1.231" | 2 | 0.7" | 4 7/8" | Steel | 0000000 | 00000 |
4 | 1.231" | 3 | 0.938" | 5 1/2" | Steel | 0000000 | 00000 |
5 | 1.748" | 2 | 0.7" | 6 1/8" | Steel | 0000000 | 00000 |
5 | 1.748" | 3 | 0.938" | 6 1/8" | Steel | 0000000 | 00000 |
5 | 1.748" | 4 | 1.231" | 6 11/16" | Steel | 0000000 | 00000 |
6 | 2.494" | 4 | 1.231" | 8 9/16" | Steel | 0000000 | 000000 |
6 | 2.494" | 5 | 1.748" | 8 9/16" | Steel | 0000000 | 000000 |
Extensions for Morse Taper Drill Chuck Arbors


Insert your Morse taper arbor into one of these extensions to get additional reach.
For technical drawings and 3-D models, click on a part number.
For Machine Spindle Morse Taper | For Arbor Shank Morse Taper | ||||||
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Number | Dia. | Number | Dia. | Overall Lg. | Material | Each | |
2 | 0.7" | 2 | 0.7" | 6 57/64" | Steel | 0000000 | 000000 |
2 | 0.7" | 3 | 0.938" | 7 23/32" | Steel | 0000000 | 00000 |
3 | 0.938" | 2 | 0.7" | 7 41/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 3 | 0.938" | 8 29/64" | Steel | 0000000 | 00000 |
3 | 0.938" | 4 | 1.231" | 9 7/16" | Steel | 0000000 | 000000 |
4 | 1.231" | 3 | 0.938" | 9 29/64" | Steel | 0000000 | 00000 |
4 | 1.231" | 4 | 1.231" | 10 7/16" | Steel | 0000000 | 000000 |
4 | 1.231" | 5 | 1.748" | 11 13/16" | Steel | 0000000 | 000000 |
5 | 1.748" | 4 | 1.231" | 11 13/16" | Steel | 0000000 | 000000 |
5 | 1.748" | 5 | 1.748" | 13 3/16" | Steel | 0000000 | 000000 |
Morse Taper to R8 Taper Milling Machine Adapters

Convert tools with a Morse taper shank to an R8 shank for use in manual milling machines that have an R8 taper spindle. Holders are ground to accurate size.