POWERTEC Drill Bit Stop Collar Kit with Imperial System Size Markings - 7 Piece Set Adjustable Depth Stop with Allen Wrench - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” (71491)

INCLUDES: 7 Piece Split Ring Stop Collar Set (Assorted Sizes) and (1) Allen Wrench to tighten stops FEATURES: Marked sizes for easy bit identification and optimal workflow; Plus a split ring design that allows accurate control of depth for the hole to be drilled, making these drill bit depth stop collars ideal for professionals and DIY enthusiast doing production work or repeated drilling projects FUNCTION: For portable drill applications that require perfect, high precision holes with uniform depth SIZES: We’ve packaged seven of the most common and requested stops for drill bit sizes 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", and 1/2 inch PREMIUM QUALITY: Each bit collar is constructed out of heavy duty solid steel for long term durability, a secure tightened fit, and a non-marring profile that will not dame your drill bits