BB Tool
BB HSS Twist Drill Bit M2 Black Oxide Hole Making for Metal Wood PVC Aluminum Diameter 1mm-14mm
BB HSS Twist Drill Bit M2 Black Oxide Hole Making for Metal Wood PVC Aluminum Diameter 1mm-14mm
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U-shaped Spiral Groove Double Cutting Edge
Increase the chip discharge groove, prevent chip accumulation, and ensure smooth drilling





Drilling Performance is Strong
Higher Precision
Stable Operation
Each drill bit uses a negative rake angle process for cutting without residue, with smooth chip evacuation and no clogging


HSS Forging High Temperature Resistance Wear Resistance
Under high-speed cutting and high heat conditions, it can still maintain high hardness.


30°Helix Angle
Enhanced cutting edge strength, better chip evacuation.Reduced cutting edge rake angle, higher durability


Drill Bit Double Rear Angle Design
118°Apex angle
Convenient for drilling positioning, high-speed operation, and wear resistance; the double rear angle design makes cutting sharper


Universal Round Shank Design Compatible With Various Devices
The tail Chamfering treatment is easy to install, the clamping is firm and does not slip, and the application range is wider


Professional Drilling Widely Used
Copper
Aluminum Alloy
Magnesium Alloy
Iron Plate
Wood Board
non-Ferrous metal Soft Materials


Compatible Machine
Handheld Devices:Hand Electric Drill,Lithium Electric Drill,Electric Wrench(with Adapter)
Flat Drilling Processing Equipment:Drilling Machine,Bench Drill,Magnetic Drill,Machining Center,Milling Machine

