Two cutting edges with direct helix transition for faster and more constant drilling progress Optimized tip geometry and rugged helix transition for longer lifetime Wide helix spine for good dust transportation and extended lifetime Ideal for use with a wide range of light-duty rotary hammers Diameter: 3/16 in Working Length: 4 in Length: 6 in For Use With: Concrete, Brick, Masonry, Some Natural Stone Connection Type:TE-C (SDS Plus) Working Mode: Hammer Drilling, Drilling Only Package Quanity: 8 pieces Hilti PN: 3486174