IRWIN 39108 Drill Bit

Get dependable long-reach drilling for CCTV, security and cabling installs with the IRWIN 39108 Drill Bit from IRWIN Tools. Built for professional installers, this 0.5" diameter, 18" long alloy steel drill bit provides the reach and durability needed to drill clean, accurate holes through metal, plasterboard and wood. The robust alloy steel construction maintains sharpness under frequent use, reducing downtime and the need for frequent bit swaps on job sites.

The half-inch diameter produces consistent, correctly sized holes for camera mounts, anchors and cable pass-throughs, while the extra 18" length lets you access deep mounting locations and conduit runs without extensions. Compatible with standard power drills, the IRWIN 39108 minimizes wobble and improves alignment—critical for precise surveillance camera placement and reliable monitoring system cabling.

Whether you’re installing CCTV housings, routing network cabling, or prepping mounting plates, this IRWIN Tools drill bit delivers the versatility and longevity pro installers demand. Order the IRWIN 39108 to streamline your next security or monitoring installation.

• Long 18" length reaches recessed mounts and conduit runs to reduce extensions and speed installations
• 0.5" diameter delivers precise holes for camera mounts, anchors and cable pass-throughs
• Durable alloy steel construction resists wear for longer bit life on metal, wood and plasterboard
• Versatile across materials to minimize bit changes on security, surveillance and low-voltage jobs
• Optimized for standard drills to improve hole alignment and reduce rework on CCTV and monitoring installs