CNC Diamond Tools for Stone Fabrication | Router Bits & Profile Wheels UK
Our CNC diamond tooling is engineered for precision stone fabrication on bridge saws, CNC routers, and machining centres. Designed to work with granite, marble, quartz, and porcelain, our CNC tools deliver clean cuts, accurate profiles, and long tool life — reducing downtime and rework on the shop floor. Our range includes CNC finger bits, profiling wheels, core bits, and segmented tools to cover drilling, routing, and edge profiling in a single workflow. Each tool is balanced and calibrated for high-speed CNC use, ensuring consistent results across large production runs. Whether you're cutting kitchen worktops, stair treads, or bespoke architectural stonework, our CNC tooling is built to perform under continuous commercial use. All tools are available with standard CNC arbor fittings. Browse the full CNC range below or speak to our team for application-specific recommendations.
100mm Sintered Diamond Stubbing wheels for sandstone. To be used with 50mm 3+3 adaptor.
Available in three types of diamond compound
Red for Hard Sandstone
White for abrasive sandstone
Grey for very abrasive sandstone
Designed for shaping, routing and controlled material removal in stone, this 20mm diamond finger bit is ideal for fabricators and masonry professionals working with granite, marble and sandstone.
With an M12 fitting and 20mm x 20mm format, it is suited to compatible machines for profiling, internal shaping and general stone fabrication work. Available in both Full wall and Slotted types, it gives users flexibility for different cutting styles and workshop requirements.
Key features
20mm x 20mm diamond finger bit
M12 fitting
Suitable for granite, marble and sandstone
Available in Full wall and Slotted types
Designed for shaping, routing and material removal
Suitable for compatible fabrication setups
Segmented Rim Diamond calibration Wheel, to be used on limestone for horizontal use.
The wheels have 20mm high segments, 50mm inner hole with 4+4 12.5mm/95mm.
The wheels are available in 150mm, 200mm, 250mm & 300mm.
Best Selling CNC Adaptors
Designed for compatible GMM stone machinery setups, this ISO50 cone with 1/2" gas fitting is ideal for users who need a secure connection between machine tooling interfaces and 1/2" gas threaded accessories.
A practical solution for professional stone fabrication environments, this ISO50 cone helps integrate compatible holders, adaptors and tooling into GMM machine setups. Built for workshops that need the correct cone and fitting format for reliable production use.
Key features
ISO50 cone for GMM
1/2" gas fitting
Designed for compatible machinery and tooling setups
Suitable for professional stone fabrication use
Useful for connecting compatible 1/2" gas threaded accessories
Specifications
Cone type: ISO50
Machine compatibility: GMM
Fitting: 1/2" gas
This 1/2" gas ER32 & ER20 collet setup gives fabricators a flexible tool holding solution for stone machining and CNC applications. The range includes adaptors, nuts, collets in multiple sizes, wrenches, and selected holder options with water escape, making it easier to build the right setup for different tools and shank sizes.
1/2” gas ER32 & ER20 collet setup.
Parts Available
1/2” Gas to ER32 adaptor
ER32 Nut
ER32 Collet for 3mm
ER32 Collet for 4mm
ER32 Collet for 6mm
ER32 Collet for 6.35mm (1/4”)
ER32 Collet for 8mm
ER32 Collet for 10mm
ER32 Collet for 12mm
ER32 Collet for 12.7mm
ER32 Collet for 16mm
ER32 Wrench
1/2” Gas to ER20 adaptor
ER20 Nut
ER20 Collet for 3mm
ER20 Collet for 4mm
ER20 Collet for 6mm
ER20 Collet for 6.35mm
ER20 Collet for 8mm
ER20 Collet for 10mm
ER20 Collet for 12.7mm
ER20 Collet for 16mm
ER20 Wrench
Professional 1/2" gas to 1/2" gas extension bars designed to increase reach when using compatible stoneworking, profiling and grinding tools. Available in 50mm, 100mm, 150mm and 175mm lengths, these extension bars give users more flexibility when working in deeper, tighter or more awkward areas.
These extension bars are a practical choice for fabricators and workshop users who need better access or more clearance with 1/2" gas tooling setups. Offering multiple lengths helps make the product useful across a wider range of jobs, from small reach adjustments to more extended access work.