The Y-cutter SDS-plus by Heller is a powerful and robust multi cutter - even in reinforced concrete. The patented Y-cutter technology, in combination with the optimized helix design, offers maximum effectiveness and speed, especially when drilling large diameters. 3-D cutting edge profile in Y-form for exact positioning and perfect starting. Long service life and low probability of breakage even on impact with reinforcements thanks to the highly effective technique of hardening by blasting (HST hardening). High drilling speed thanks to wide Twinmax spiral and customised head geometry. Optimum low-vibration drilling protects the user. If you are after premium quality SDS-Plus drill bits for drilling through concrete, reinforced concrete, asphalt, clinker, marble, brickwork, stone, and granite, the SDS-Plus Y-Cutter by Heller is at the top of its class.