40mm Arbor Reducer Ring for 10mm Shaft | Cutting Disc Adapter 1.5mm Hub Step Arbor:32mm The hydrophobic design ensures zero

The hydrophobic design ensures zero water absorption

Fits most faceting machines with 1/2" arbor hole

knife sharpening

Whether you're working on gemstones

Its unique double bevel design enhances both centering and cutting efficiency

40mm Arbor Reducer Ring for 10mm Shaft | Cutting Disc Adapter 1.5mm Hub Step Arbor:32mm The hydrophobic design ensures zeroThis 40mm arbor reducer ring is designed for converting multiple shaft sizes to fit diamond blades, cutting discs, and grinding wheels. Compatible with shaft sizes 10mm, 12. 7mm (1 2"), 16mm, 18mm, and 20mm, this precision machined reducer ring allows conversion to common bore sizes including 22. 2mm, 25mm, 25. 4mm (1"), 30mm, and 32mm. The ring features a flat side and a hub (step) side for accurate positioning and stable mounting. Available in two