Alfra Core drill HSS-Co RQX 20/30 mm

Core drill HSS-Co RQX-coated, 25 mm cutting depth

- HSS/HSS Co5
- With Weldon shank-Ø 19 mm, 2 driving surfaces, 1 countersink Rota-Quick®
- The core drill cuts only a thin ring of material
- The stopped drill core is ejected by spring force via a guide and ejector pin
- The chips are quickly removed upwards and the
risk of breakage is minimized
- Even large drill diameters require relatively little energy

- HSS Co5
- With Weldon shank-Ø 19 mm
- 25 mm depth of cut
- The core drill chips only a thin ring of material
- The stopped drill core is ejected by spring force via a guide and ejector pin
- The chips are quickly
discharged upwards and the risk of breakage is minimized
- Even large drill diameters require relatively little energy.