This precision step drill is designed specifically for knife and gun makers who require clean, accurate recessed holes for secure fastener placement. Crafted from high-speed steel (HSS), this step drill is built for durability and precision, making it ideal for working with handle materials such as wood, bone, carbon fiber, and phenolic resin composites.
The step drill features a brad-point tip, ensuring accurate centering and preventing bit wandering for precise hole placement. Designed for 1-72 button head screws with a 0.075-inch thread diameter and a 0.145-inch head diameter, this tool guarantees a perfect fit. It is not recommended for use on steel or metal but performs exceptionally well with various composite and organic materials. Whether you're assembling custom knife handles, crafting firearm grips, or working on fine woodworking projects, this step drill is an essential tool for achieving professional results.
Specifications:
Model: KKTB72
Designed for: 1-72 Button Head Screws
Bit dimensions: 0.145-inch step x 0.075-inch pilot
Material: High-Speed Steel (HSS)
Ideal for: Knife and gun handle materials including wood, bone, carbon fiber, and phenolic resin
