Bi-metal hole punch set 8-piece 22-64mm

Bi-metal hole punch set 8-piece 22-64mm

Housing made of spring steel with a powder coating.
Progressive teeth made of HSS-Co M3 high-speed steel with 8% cobalt ensure longer life and wear resistance
and enable efficient drilling of precise holes.
The stacked number of teeth ensures low-vibration drilling.
Side holes for cooling and easy dirt removal.
Designed for drilling holes in wood, plastic, drywall, stainless steel and other metals.
Requires an adapter and a center drill.
Drilling in steel should be done wet with the aid of coolant.
Supplied in an aluminum case.

Technical data:

• Quantity: 8 pieces.
  
• Tooth pitch: 4-6 TPI .
  
• Diameter: 22; 29; 35; 44; 51; 64mm
  
• Cutting depth: 40 mm
• Weight: 1.4 kg

Set consists of:

• 6 x hole saws
  
• 2 x center drill adapters
  
• 1 x expansion nut

Delivery time 3-7 working days

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