Dottie CD3164 Drill Bit, 3/16" 4-1/2" Carbide Tipped Hammer Drill Bit

Install security cameras, access control hardware and monitoring equipment faster and with confidence using the Dottie CD3164 masonry drill bit. This carbide-tipped hammer drill bit is engineered to produce precise, repeatable holes in concrete, block and brick—critical when anchoring concrete screws for security and surveillance systems. The CD3164 features a 3/16" diameter and 4-1/2" length to match common anchor depths, while the flat shank reduces slippage and improves torque transfer for more efficient drilling. Made from high-speed steel with a durable carbide tip, it resists wear on abrasive masonry and maintains tight tolerances that ensure anchors set true every time. Whether you're mounting cameras, routing conduit, or installing low-voltage infrastructure, this Dottie drill bit helps minimize rework and downtime on the job. Add the CD3164 to your toolkit to streamline installations and deliver dependable results on every project—order now to support your next security or surveillance install.

• Delivers consistent, precision holes for reliable anchoring of concrete screws and masonry anchors
• Carbide-tipped cutting head extends bit life for high-volume security and surveillance installations
• Flat shank design minimizes slippage for secure drill-to-bit engagement and better torque transfer
• Optimized 3/16" x 4-1/2" length provides correct depth control for anchoring in concrete, block and brick
• Built for contractors and installers who need repeatable, tight tolerances for camera mounts, access control and monitoring equipment