Bahco Bi-Metal Holesaw 73mm 3830-73-C

This 73 mm bi-metal holesaw is designed for precise hole cutting in a variety of materials, including wood, steel, and other metals. It features a varipitch blade (4–6 teeth per inch) for efficient cutting and clean core removal, with lateral slots to aid extraction. The cutting depth reaches up to 38 mm, making it suitable for a range of DIY and professional applications. The tool integrates high wear resistance with an 8% cobalt content in the bi-metal construction and welded cutting edges for accuracy and strength. It is compatible with standard electric or pneumatic drills, and arbors to fit different shank sizes are available separately. The overall design emphasizes durability and versatility for use in portable and stationary drilling, boring, milling, and other machine tool contexts.

Features

• Diameter 73 mm; cutting depth 38 mm
• Varipitch blade (4–6 tpi) for efficient cutting
• Bi-metal with 8% cobalt for wear resistance
• High-speed steel cutting edges with welded seams
• Lateral slots enable easy extraction
• Suitable for electric or pneumatic drills; arbors available separately

Technical specifications

• Diameter: 73 mm
• Maximum cutting depth: 38 mm
• Material: Bi-metal with 8% cobalt
• Weight: 245 g
• Blade: varipitch 4–6 tpi with high-speed steel edges and welded seams
• Arbors: available separately to fit different shank sizes (e.g., 14–30 mm, 32–100 mm, 32–210 mm)