# Sandvik acquires 80% stake in ultra-precision diamond tools maker K&Y Diamond

Sandvik AB acquired 80% of Canada-based K&Y Diamond, a manufacturer of monocrystalline diamond tools for ultra-precision applications, primarily in optics. The purchase price was not disclosed.

- Type: Acquisition
- Announced: 2026-04-09
- Where: Montreal, Canada, Canada
- Status: announced
- Products: monocrystalline diamond tools, ultra-precision tools
- Sectors: [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md)

## Companies

- [Sandvik](https://endata.com/companies/6190.md) (acquirer)
- [K&Y Diamond](https://endata.com/companies/91307.md) (target)

## Sources

- [inderes.fi](https://www.inderes.fi/en/releases/sandvik-acquires-majority-stake-in-ultra-precision-diamond-tools-manufacturer-kandy-diamond), 2026-04-09: "The acquisition of K&Y Diamond brings advanced technology and strong engineering capabilities and fits very well with our strategy to strengthen our position within the attractive growth area of micro-precision tools."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.