Makita B 68650 3/8" x 1 1/16" 4" SDS Plus Stop Bit, 3 Cutter

Steel Stop Collar prevents over-drilling for precise anchor installations such as for drop-in anchor systems 3-Cutter bit tip is engineered for a more accurate hole and longer life Centering tip features a more aggressive design for faster hole starting Central guiding action engineered for more accurate holes Aggressive head geometry in primary cutter engineered for use in concrete, Weight: 0.1 Pounds, Manufacturer: Makita