GRAPHITE diamantová korunka 82 x 10 x 75 mm M16 suchá korunka na betón a murivo

Professional diamond core drill bit for fast, precise dry drilling in concrete, reinforced concrete, masonry, and stone. Laser-welded diamond segments deliver high durability and clean hole formation with minimal effort.

Advantages

Six laser-welded diamond segments ensure exceptional cutting speed and long service life. The high-grade steel core with M16 thread provides secure mounting and accurate concentricity, while the 10 mm segment height allows efficient debris removal and cool operation during dry drilling.

Suitable for

• Concrete and reinforced concrete
• Masonry and brick
• Natural stone and aerated concrete
• Professional construction, plumbing, and electrical installations

Key specifications

• Cutting diameter: 82 mm
• Working length: 75 mm
• Diamond segment height: 10 mm
• Mounting thread: M16
• Maximum rotational speed: 2000 RPM
• Operating mode: Dry drilling
• Number of segments: 6

Recommendations

For best results, use with a core drilling machine or rotary hammer with M16 adapter. Apply steady pressure and periodically withdraw the bit to clear dust. Do not exceed the recommended speed to preserve segment life.