Product Description Champion cutting tool Proline SDS plus hammer bits are industrial quality for drilling through concrete and other masonry materials. Special tool geometry including, serrated tip, web shaped head, and enhanced flutes maximize tool performance and dust removal for faster drilling. The balance of the tip and flute geometry also ensure perfectly round holes for superior anchoring. Operators will also benefit from the wear mark indicator which prompts user to Change bit. From the Manufacturer Proline SDS Plus-focus is on holes under 5/8-Inch diameter with the most popular 1/4-Inch diameter. Made in Germany-world renowned for quality of product. Unique carbide geometry and centering tips will create fast start up and drilling. The modern heat treat and brazing processes assure proper hardness, toughness and durability for tool maximum life. CM95 SDS has a self-starting carbide tip for swift penetration. CM95 has reinforced flute geometry; reduces vibration, transfers more impact energy to the cutting face and quickly channels debris. Balance of tip and flute geometry ensures perfectly round holes. This gives an anchor an all-round grip.