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The DEWALT DW5443 is a Rock Carbide SDS Plus hammer drill bit designed for rotary hammer drilling into concrete, masonry, and similar hard materials. It measures 9/16 inches in diameter with an overall length of 12 inches and a working length of 10 inches. The SDS Plus shank interface allows for quick, tool-free bit changes on compatible rotary hammers. At 0.47 pounds, it is lightweight enough for extended overhead or vertical drilling applications. Licensed HVAC, plumbing, and electrical tradespeople regularly use bits like this when core-drilling anchor points or penetrations through concrete slabs and masonry walls.
This bit is suited for residential and light commercial trade work where concrete or masonry penetration is required. Common applications include drilling anchor holes for equipment mounting, pipe or conduit penetrations through foundation walls or concrete decks, and structural anchor points. The 9/16-inch diameter is a common size for drop-in and wedge anchors used in mechanical and electrical system installations.
Designed for use with SDS Plus rotary hammers. Fits any rotary hammer equipped with a standard SDS Plus chuck interface.
Installation should be performed by qualified tradespeople familiar with rotary hammer operation and applicable codes. Always wear appropriate eye and hearing protection when operating rotary hammers. Verify the drilling path is clear of embedded conduit, rebar, or utilities before beginning. Allow the hammer mechanism to do the work — do not apply excessive lateral force, which can cause premature bit wear or breakage.
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