POWERTEC Drill Bit Stop Collar Set, 7 Piece Set Adjustable Drill Bit Depth Stopper with Allen Wrench, Bits Stop with Imperial System Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” (72294)

Take the guesswork out of drilling depth with the POWERTEC 7-Piece Drill Bit Stop Collar Set. Designed for precision and repeatability, this set includes seven of the most common bit sizes (1/8" to 1/2") and three size-matched hex keys for secure adjustments. Each collar features an upgraded design for even clamping pressure, preventing distortion and ensuring a solid, slip-free hold. The split ring construction allows for fine-tuned depth control—ideal for doweling, cabinetry, joinery, or pocket hole work where accuracy matters. Clearly etched with permanent size markings, the collars make bit changes fast and foolproof. Made from high-quality steel, these durable stops are built to last through job after job, offering a non-marring profile that won’t damage bits or workpieces.

• INCLUDES: (7) Drill stop collars in sizes: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", and 1/2", plus (3) size-matched hex keys—covering the most common bit diameters for precise drilling depth control
• UPGRADED 3-SCREW DESIGN: Each collar is now equipped with matching size set screw, delivering even clamping force that prevents distortion or collapse, solving common issues found in single-screw designs
• ACCURATE DEPTH CONTROL: Split ring design allows for precise adjustment of drilling depth, ensuring consistent and accurate hole depths. This feature is invaluable for production work where uniformity and accurate repeated drilling is required.
• COLLAR MARKED IMPERIAL SIZES: Each collar is designed for quick and easy identification with clearly marked imperial size that does not fade with use. This improves efficiency by helping the user select the appropriate collar size without hesitation. DEPTH CONTROL: Perfect for tasks requiring consistent drilling depths like doweling, cabinetry, joinery, or pocket holes, boosting accuracy and repeatability in every job
• DURABLE LONG LASTING USE: Crafted from high rigidity carbon steel, these drill stop collars have long term durability and are built to withstand regular use. The secure tightened fit and a non-marring profile will not damage your router bits.