Diamond core drill bit, hole saw, 63×450 mm, Bigstretch 1.1/4 UNC, for concrete, stone, gres

  The professional Bigstreen diamond core drill bit allows for fast and precise drilling in concrete, asphalt, reinforced concrete, and other exceptionally hard materials. Diamond segments ensure clean edges, high durability, and stable operation even after prolonged use. It's a reliable solution for drilling large diameters in workshop and construction environments.

The most important advantages of the product

  Diameter 63 mm - ideal for making large diameter holes in hard materials.

  Length 450 mm   - possibility of drilling deep penetrations and installation penetrations.

  6 diamond segments   - fast cutting, longer life and wear resistance.

  Thread 1.1/4 UNC   - compatibility with professional drilling rigs.

  Segment height 12 mm - stable guidance and greater durability.

  Manganese steel body - high resistance to loads and overheating.

  Precision work   - perfect holes in concrete, stoneware, stone and granite without chipping.

Bigstretch drill specifications:

• intended for holes for electrical, water and sewage installations and many others
• Diameter: 63 mm
• Total length: 450 mm
• Thread: 1.1/4 UNC
• Number of segments: 6
• Segment height: 12 mm
• Material: manganese steel + diamond segments
• Color: black
• Weight: 1.624 kg
• Weight with packaging: 1.750 kg
• Bigstreen brand

What's included in the kit?

• Bigstreen diamond core drill bit 63×450 mm
• User manual
• Original manufacturer's packaging