Armer ARM-SI005

Lasts up to 3x longer than a standard drill bit - Drilling through reinforced concrete is a tough job and it has traditionally taken its toll on hammer drill bits. Even 4-cutters wear out fast, result more→ing in downtime changing accessories and fetching supplies. The Full Carbide Head on the EXPERT SDS max-8X is an advanced 4-cutter design made from a single piece of the toughest metal: It doesn’t jam and presents no weakness on impact. Thanks to Bosch Carbide Technology and the Full Carbide Head, the EXPERT SDS max-8X lasts far longer than regular hammer drill bits. It punches through rebar effectively so there is no need to stop, re-target or change bits when you strike steel. For construction pr…

The Dormer A125 HSS Extra Long Series Drill Bit is engineered for precision drilling in deep and hard-to-reach areas. Made from high-speed steel, this drill bit offers exceptional durability and perfo more→rmance, making it ideal for professional and industrial applications. When using these Dormer A125 Extra-long HSS Drill Bits care must be taken to reduce the incidence of bending or breaking. If the bits are not used with care or are used with excessive weight being added to the drill, then you will bend or break them. It is important to start with a shorter bit, working through each length and to let the drilling machine do the work. No Warranty On These Drill Bits. Features & Benefits • High …

Drills for professional use. Tungsten carbide tip for strength and durability. Fits to all machines with SDSplus or Hilti-chucks. For use in concrete, brick and masonry. Specially designed flutes for more→fast efficient dust removal. TMS treatment provides stress relief for superior strength.