Sealey Rotabor Cutter HSS Ø20mm - Cut Depth 25mm | RBHSS20S

Sealey RBHSS20S Rotabor Cutter (HSS) 20mm Diameter, 25mm Cutting Depth

Sealey RBHSS20S rotabor cutter is a high-speed steel annular cutter designed for fast, accurate hole making in steel when used with a compatible magnetic drill. With a 20mm cutting diameter and 25mm cut depth, it’s a practical choice for fabrication, installation and workshop drilling where clean, consistent results matter.

The RBHSS20S features a universal 19mm Weldon shank, helping it fit a wide range of magnetic drills from Sealey and other leading brands.

Key Features

• HSS M2 construction: Manufactured from M2 high-speed steel for efficient cutting performance and accurate hole drilling.
• Annular cutter design: Produces clean holes with efficient material removal compared with standard twist drilling.
• 20mm cutting diameter: Ideal for common clearance and fixing holes in fabrication and general steelwork.
• 25mm cutting depth: Suitable for drilling through typical plate and section thicknesses up to 25mm.
• 19mm Weldon shank: Universal shank style designed for secure retention in compatible magnetic drill arbors.

Specifications at a glance

Suitable applications

• Magnetic drill hole cutting in steel plate, flat bar and structural sections (up to 25mm depth of cut).
• Fabrication and installation work where accurate, repeatable hole sizes are required.
• Workshop drilling tasks using 19mm Weldon-shank magnetic drill arbors.