RUKO LOS-HSSCo-40mm Sierra de corona HSS-Co 40 mm

Cutting large-diameter holes in tough materials like stainless steel and cast iron demands a hole saw that resists heat and wear without sacrificing speed. The RUKO LOS-HSSCo-40mm hole saw is engineered for exactly that challenge, delivering clean, vibration-reduced cuts in metal, wood, and plastics.

Who is it for

Professional tradespeople and industrial users who need a reliable hole saw for repetitive cutting in hard materials. It fits standard hand-held and pillar drills with a 5/8"-18 UNF arbor connection (arbor sold separately).

Main features

• High-speed steel with 8% cobalt (HSS-Co) for high heat and wear resistance
• 40 mm cutting diameter, 38 mm cutting depth
• Variable pitch teeth for smooth, vibration-reduced cutting
• Suitable for stainless steel, steel, cast iron, non-ferrous metals, wood, and plastics
• Bright uncoated finish

Specifications

• Tool type: Hole saw
• Material: HSS-Co (high-speed steel with cobalt)
• Cobalt content: 8%
• Cutting diameter: 40 mm
• Cutting depth: 38 mm
• Tooth design: Variable pitch
• Arbor connection thread: 5/8"-18 UNF
• Arbor requirement: Separate arbor required (e.g., LÖSOMAT quick-change)
• Drill compatibility: Hand-held drills, pillar drills

Tips

Use a suitable pilot drill and cutting fluid when working with stainless steel to extend tool life. Ensure the arbor is securely tightened before operation.