13mm Cemented Carbide Twist Drill Bits for Stainless Steel Copper Aluminum 4 Pcs 5.5mm and press tightly to avoid

and press tightly to avoid foaming

Zine alloy and intensive plastic shell

the button resets

Markers Shape: Round

Rod Diameter: 40 mm / 1

13mm Cemented Carbide Twist Drill Bits for Stainless Steel Copper Aluminum 4 Pcs 5.5mm and press tightly to avoidSpecification: Size: 13mm 0. 51" Full Length: 120mm 4. 72" Flute Length: 64mm 2. 52" Shank Diameter: 10mm 0. 39" Tip Material: Cemented Carbide Shank Material: HSS (High Speed Steel) Descriptions: 1. Twist drill bits are made of cemented carbide tip for long service life, it is more sharp and durable than others. 2. Milled U flutes with deep cut spiral provides fast material removal. Suitable for drilling in tough metal, including abrasive alloy and