Features 1、[Countersink Drill Bit] This countersink drill bit features 1/8in M2 HSS tapered drill bit, 82 degree countersink 3/8in counter bore sleeve, and 1/4in hex shank, ensuring secure grip and universal compatibility. 2、[Smoothly Cut] 82° sharply tungsten steel alloy countersink head and counterbore cutting flute ensure smoothly cutting without burr, suitable for use with sheet metal screws and machine screws. 3、[Adjustable Depth] Hex screw and depth stop allow adjustable hole drilling and counterbore depths for various applications, M2 HSS drill bit can be easily replaced with standard sized drill bits. 4、[Wide Applications] This countersink drill bit is suitable for cutting wood, chipboard, MDF, plywood, aluminum, non ferrous metals, laminates, HDPE, etc. 5、[With Depth Stop] The drill bit is equipped with an additional depth stop to reduce material marking, includes wrench and storage case for convenience. Specification Item Type: Countersink Drill Bit Material: Alloy Steel Specification: 3.2x8mm Package List 1 x Countersink Drill Bit 1 x Wrench 1 x Storage Box