BB 100mm Length Carbide Drill Machine Drilling Hole Making for Aluminum Wood Plastic(1.5~17.0mm) Hole Diameter:6.25 For example：if the thickness of

For example：if the thickness of cutting acrylic or PVC sheets is 6mm

5 D25 50  100  4T 25R1 D25 50  100  4T 25R1

3 D4 8  50  4T 5  2R0

2 D12 30  75  3T 12R0

Edge Polishing Grinding and Polishing Process of Cutting Edge

BB 100mm Length Carbide Drill Machine Drilling Hole Making for Aluminum Wood Plastic(1.5~17.0mm) Hole Diameter:6.25 For example：if the thickness ofBB 100mm Length Carbide Drill Brand Name(): BB Origin(): Mainland China() is_customized(): YES Model Number(): 100mm drill DIY Supplies(DIY): Metalworking Type(): Twist Drill Bit() Use(): Metal Drilling() Dia. of Cut: 1. 5mm 17mm Engineered for Deep Hole Machining: Power and Precision That Lasts Delivers formidable cutting power and maintains unwavering rigidity in demanding conditions. Built for maximum durability and extended tool life. Dia. of Cut