Serra copo bimetal RUKO BSB-HSS-Gr.5-36-50mm diâmetro de corte 38 mm

For electricians, plumbers, and metal fabricators, the RUKO BSB-HSS-Gr.5-36-50mm bi-metal hole saw cuts clean holes in steel, stainless steel, non-ferrous metals, wood, plastics, and plasterboard. Its high-speed steel teeth with variable 4/6 TPI pitch and positive rake angle deliver aggressive cutting performance, while the special alloy steel body provides high heat and wear resistance. Integrated ejection slots allow easy slug removal. The hole saw has a 5/8" - 18 UNF thread and requires a separate arbor, such as RUKO 106001, 106002, or 106003.

Key specifications

• Cutting diameter: 38 mm
• Cutting depth: 38 mm
• Material: HSS bi-metal
• Tooth pitch: variable 4/6 TPI
• Connection thread: 5/8" - 18 UNF
• Number of pieces: 1

Why choose it

This hole saw is built for demanding applications. The bi-metal construction combines a tough alloy steel body with high-speed steel cutting edges, ensuring long service life even in stainless steel. The aggressive tooth geometry reduces cutting time and effort, while the ejection slots prevent slug jamming.

Ideal use cases

• Drilling holes in metal panels, pipes, and profiles
• Cutting through wood, plastics, and plasterboard
• Professional use in construction, electrical, and plumbing trades

Good to know

An arbor is not included; select a compatible RUKO arbor with 5/8" - 18 UNF thread. The hole saw is sold individually.