- Milwaukee®, 48-20-9097, Multi-Material Drill Bits, Series: SHOCKWAVE, Masonry, 4 in Cutting Depth, 1/4 in Shank, Hex Shank, Carbide Tipped
- HMR DR B MASONRY 1/4IN HEX 4IN
- Brand:Â Milwaukee Electric Tool CorpCountry of Origin:Â CNDrilling Depth:Â 4 inSub Brand:Â SHOCKWAVE Impact Dutyâ„¢, SHOCKWAVEâ„¢