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One-Piece Industry Standard Clamping Coupling with or without Keyway
One-Piece Industry Standard Clamping Coupling with or without Keyway

Cone Point Mandrels


  • Tapered threaded mandrels for use with abrasive cone points
  • Sharp spiral threads are formed to provide a “self-locking” feature for the cones

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Cone Point Mandrels
Catalog # Shank Dia. Taper Degree Taper Length Major Dia. O.A.L.
CPM-1 1/4 12 1 3/8 3/8 2 3/4
CPM-2 1/4 6 1 1/2 1/4 3 1/16
CPM-3 1/4 6 2 1/2 3/8 3 13/16
CPM-4 1/4 5 3 3/8 4 7/16
CPM-5 1/4 15 1 7/8 9/16 3 1/8
CPM-6 1/4 18 1 7/8 11/16 3 5/16
CPM-7 1/4 22 1 9/16 3/4 3 5/16
CPM-8 1/4 30 1 7/8 1 3 3/8
CPM-9 1/4 12 2 9/16 5/8 4 1/4
CPM-11 1/8 6 1 3/16 2 3/4


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One-Piece Industry Standard Clamping Coupling with or without Keyway
One-Piece Industry Standard Clamping Coupling with or without Keyway

Slotted Head Quick Change Mandrels


  • Holds abrasive sheets which are secured in slot and rolled around the head
  • Excellent for sanding or finishing internal holes
  • Rust proof finish

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Slotted Head Quick Change Mandrels
Catalog # Slot Dia. Slot Width Depth O.A.L.
SM-3-250 1/4 1/16 3/4 3
SM-4-250 1/4 1/16 3/4 4
SM-6-250 1/4 1/16 3/4 6
SM-8-250 1/4 1/16 3/4 8
SM-10-250 1/4 1/16 3/4 10
SM-12-250 1/4 1/16 3/4 12


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One-Piece Industry Standard Clamping Coupling with or without Keyway
One-Piece Industry Standard Clamping Coupling with or without Keyway

Chuck Type Wheel Mandrels


  • These adapters fit wheels 1/4” to 3/8” wide
  • Use with wire wheel brushes, small grinding wheels, buffs, etc.
  • Rust proof finish

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Chuck Type Wheel Mandrels
Fits Catalog # Wheel Hole Shank Widths Flange Dia. Dia. O.A.L.
WS-22 1/4 1/4 to 3/8 1/4 9/16 2 1/8
WS-23 3/8 1/4 to 3/8 1/4 11/16 2 1/8
WS-24 1/2 1/4 to 3/8 1/4 3/4 2 1/8


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One-Piece Industry Standard Clamping Coupling with or without Keyway
One-Piece Industry Standard Clamping Coupling with or without Keyway

Mandrels for Non-Woven Abrasives


Download Catalog Page >> PDF Format



Mandrels for Non-Woven Abrasives
Catalog # Fits Hole Wheel Widths
up to (in):
Wheel Dia.
up to (in):
Shank Dia. Washer Dia. O.A.L.
H-808-1 1/8 - 3/16 3/4 2 1/8 7/16 1 3/4
H-808-2 1/4 - 5/16 1 2 1/4 5/8 2 1/4
H-938-2* 1/4 - 5/16 1 3 1/4 2 2 1/4
H-1608-2 1/4 - 5/16 1 3 1/4 1 2 1/4

*H-938-2 comes with one flat two inch diameter washer and one dished-tooth washer.