Bosch HC2084B25 25-Piece 1/2 In. x 12 In. SDS-plus Bulldog Rotary Hammer Bits<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Optimized brazing and hardening process for long life</li><li>15 percent faster (compared to S4L)</li><li>Bosch-made carbide tip is tougher and more durable under heavy loads</li><li>Proprietary Bosch hardening process results in more holes per bit</li><li>Ideal for anchoring and through-hole applications in concrete</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31X3CzNCoeL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21b58hQ6knL.jpg" noproxy>