Draper Expert 41mm HSS Bi-Metal Holesaw Blade with Variable Pitch for High-Speed Drilling (Model 41077)

Description

These high-speed, variable pitch bi-metal hole saws are designed for cutting precise, round holes in various materials including wood, plastics, and metals. They are suitable for use in demanding applications and provide clean, accurate cuts up to a maximum depth of 35mm (1.3/8 inches). Constructed from high-quality steel with a welded M3 hardened steel cutting edge, these hole saws are durable and resistant to shattering. They feature four side slots for easy removal of cut material and a female threaded spindle for attachment to a compatible arbor. Ideal for use with power drills, they enable fast and efficient heavy-duty cutting in stubborn materials. For metal cutting, it is recommended to use a lubricant to extend the tool's lifespan.

Technical Specifications

• Maximum cutting depth: 35mm (1.3/8 inches)
• Material: High-quality steel with welded M3 steel cutting edge
• Design: Variable pitch, bi-metal construction
• Features: Four side slots for slug removal, threaded spindle for arbor attachment

Compatibility and Accessories

• Compatible with standard 9.5mm (3/8 inch) arbors
• Requires a compatible hole saw arbor for installation
• For optimal performance in metal cutting, use a suitable lubricant such as metal cutting oil

Installation

• Attach the hole saw to a compatible arbor using the threaded spindle
• Secure the assembly in a power drill
• Ensure the drill is set to appropriate speed for the material being cut

Usage

• Mark the desired hole location on the material
• Secure the material to prevent movement during cutting
• Start the drill at a steady speed and apply gentle pressure
• Use lubricant when cutting metal to prolong tool life

Other Information

• Suitable for cutting wood, plastics, and metals
• Heavy-duty construction for demanding applications