Brrnoo 10Pcs Carbide Drill Bit Fast Drilling Speed High Strength Hardness Wear Resistance Straight Shank Twisting Drill Tungsten Steel Drill Bit 4mm Twisting Drill
sku: 707604431
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$9.35
Shipping from: United States
Description
Feature: 1. Multi Purpose: Straight shank twisting drill can engrave PCB CNC circuit board metal plastic wood SMT glass fiber carbon fiber board etc. 2. Exquisite Craftsmanship: Tungsten steel drill bit adopts high temperature quenching heat treatment technology to strengthen the overall hardness and make it more comfortable to use. 3. Incisive Practical: Carbide drill bit has good milling and cutting performance very incisive fast drilling speed to ensure high work efficiency 4. Excellent Material: Drill bits sets are made of tungsten steel high hardness high strength sufficient bending strength and wear resistance durable. 5. Enough Quantity: 10 twisting drills the quantity is sufficient and the cutting edge is incisive the surfaces of the orifice edge is neat and there is no burr. Specification: Item Type: Carbide Drill Bit Material: Tungsten Steel Hole Diameter: Approx. 4mm / 0.16in Package List: 10 x Carbide Drill Bit
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