BSD-210 21mm Bimetallic Hole Saw Cutter Opener

21mm Bimetallic Hole Saw Cutter Opener

Features:

1. Bimetallic Construction:
   Combines two metals for durability and efficiency:

   • High-Speed Steel (HSS): For the cutting edge, offering sharpness and heat resistance.
   • Spring Steel: For flexibility, reducing the chance of the tool breaking.

2. Diameter:

   • 21mm (0.84 inches) is the size of the hole it creates, making it suitable for applications that require a precise opening.

3. Teeth Design:

   • Aggressive cutting teeth for clean and efficient cutting.

4. Applications:

   • Electrical: Drilling holes for cables or conduit.
   • Plumbing: Cutting openings for pipes.
   • Carpentry: Installing door locks or fittings.

5. Compatibility:

   • Fits most standard drills with appropriate arbors or mandrels.

Advantages:

• Durability: The bimetal design ensures longevity even with tough materials.
• Versatility: Can cut through multiple materials effectively.
• Precision: Creates smooth, accurate holes without excessive chipping or rough edges.

Tips for Use:

• Lubrication: Use cutting oil when drilling metal to reduce heat and prolong tool life.
• Speed: Operate the drill at a moderate speed to prevent overheating.
• Pilot Bit: Many hole saws include a pilot drill bit for stability during cutting.
• Secure Workpiece: Clamp the material securely to avoid movement while drilling