IRWIN 326021 5/8 x 20 x 24 Straight Shank Masonry Bit， 1/2 Shank<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Round Shank fits all hammer drills with 3-jaw chuck</li><li>Carbide Tip design removes dust fast for long life</li><li>Copper braze material gives high heat resistance</li><li>Shot-peened， double tempered finish reduces breakage</li><li>Chrome Vanadiam Spring Steel Shaft</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21QKDJNR98L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31NWXX6NEGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Q220D700L.jpg" noproxy>