If in doubt, prepare extra bits before drilling holes for concrete screws. The question of how many holes a bit can drill cannot really be answered. The operator’s technique also has a role in the bit’s life. Red brick is more abrasive than concrete and will wear faster. For example, a 3” deep hole will produce 1/3 the holes as a 1” deep hole. The number of holes a carbide-tipped drill bit can drill depends on numerous factors. What Size Drill Bit Do I Use For 5/16 Tapcon? When used with Tapcon anchors, the driving and holding power is increased.On the job, there is less breakage when using hammer drills.To attain optimal holding power, long, precise holes are required.A precise fit ensures anchors install quick and last for a long time.Diameter of Tapcon Concrete ScrewĬarbide-tipped Tapcon Drill Bits are manufactured with tighter tolerances than ANSI standards, allowing you to: The following are the bit sizes required for each diameter to achieve maximum holding power. To maintain adequate hole tolerance, a specified diameter of the carbide drill bit must be utilized for each diameter of the concrete screw. The carbide tip cuts through concrete and masonry with ease. SDS drill bit: The SDS drill bit is designed for maximum use in rotary hammer drills, offering effective, high-torque drilling with no slippage.
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