BB Carbide Reamer Internal Cooling Coated Tungsten Steel Spiral Flute H7 CNC Machine Hole Drilling Tool for Metal Steel Alloy

BB Pro Reamer with Internal Cooling

Polished Cutting Edge High Smoothness

Fine grinding of the blade edge makes the tool smoother and the reamed hole brighter.

Internal Cooling Spray Water

Bottom Water Outlet Hole
Higher machining accuracy, good surface finish, uniform heat dissipation, improve the service life of tools and operational safety

Applicable Materials：Aluminum Alloy/Die-Casting Aluminum/ Stainless Steel/Carbon Steel/Cast Iron/Pre-Hardened Steel etc.

Large Chip Removal Volume Smooth Cutting

The large-capacity chip removal groove provides powerful cutting, making chip removal more efficient, effectively preventing chip accumulation residue, fast drilling speed, improving processing efficiency

High-Quality Raw Materials Solid Carbide Steel

The raw material of cemented carbide has carbide grains between 0.2 and 10 micrometers, exhibiting high heat resistance, high hardness, and high wear resistance.

Straight Handle Design Accurate Use

Tail anti-slip design, close to the chuck; holds tighter without slipping.