RUKO LOS-HSSCo-68mm HSS-Co Bi-Metal Hole Saw, 68 mm Cutting Diameter, Variable Pitch Teeth

This RUKO hole saw stands out with its cobalt-alloyed HSS bi-metal construction, delivering high heat resistance and an extended lifespan compared to standard HSS saws. The 68 mm cutting diameter is suited for professional and DIY applications where fast, smooth cuts are required.

Highlights

• 68 mm cutting diameter for larger holes
• HSS-Co bi-metal body with variable pitch teeth reduces vibration
• Cuts wood, plywood, plastics, plasterboard, non-ferrous metals, mild steel, and thin stainless steel
• Requires a separate arbor with 5/8"-18 UNF thread

In daily use

The variable pitch tooth design minimizes chatter and vibration, resulting in cleaner holes and less user fatigue. The bi-metal construction combines a tough HSS core with a cobalt-alloyed tooth edge, balancing durability and cutting performance across a range of materials.

Full specifications

• Product Type: Hole Saw
• Cutting Diameter: 68 mm
• Material: HSS-Co Bi-Metal
• Core Material: High-Speed Steel (HSS)
• Tooth Material: Cobalt Alloyed High-Speed Steel (HSS-Co)
• Cutting Depth: Approx. 38-40 mm
• Tooth Design: Variable Pitch Teeth
• Mounting Type: Threaded (for arbor)
• Colour: Metallic Silver/Grey

Final note

For use with a compatible arbor (not included), this hole saw delivers reliable performance in a wide range of materials.