Features 1、[Upgraded Three Flute Design] The pipe reaming drill bit features three flutes that help distribute pressure, achieving high efficiency, low consumption, and long lifespan. 2、[Robust Construction] Made of industrial grade high speed steel with a black coating, this drill bit is resistant to erosion, heat and wear, ensuring a long service life. 3、[Efficient and Safe] This drill bit allows for one time expanding or drilling, with limit, will not penetrate the water pipe, use it with peace of mind. 4、[Universal Hex Shank] The bit is designed with hex shank for compatibility with various electric hand drills, lithium drills, making it a versatile tool for different applications. 5、[Accurate Drilling] The straight concentricity of the bit ensures minimal deviation during hole expansion, providing precise hole that simplifies pipe fitting operations. Specification Item Type: Pipe Reaming Drill Bit Material: HSS High Speed Steel Features: High Hardness, Not Easy to Wear and Tear Package List 1 x Pipe Reaming Drill Bit 1 x Plastic Box