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★The drill bit produces more resistance when drilling metal for a long time. Please provide some lubricating oil or water at the drilling position to reduce some resistance
★Suitable material: Workpieces with general hardness, such as wood, plastic, PVC plate, iron plate, plate thickness within 3MM.
★Please note that stainless steel and spring steel are not applicable. Not for quenching.
★Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
★Two flute design provides faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps
Description Type: Center Drill Bit length: -Use: Metal Drilling Model Number: 4-12mm/ 4-20MM/ 4-32 mm Material: High Carbon Steel ★Notes: - Delivery time is 7-21 working days. If the logistics has not been updated for a long time, please contact us, we will reply you within 24 hours. - We provide perfect after-sales service, there will be slight error in size and color, this is normal, thank you for your understanding,only sell products, others are decorations. - If you have any questions about this product, you can ask questions directly or contact us by email. We will answer your questions within 24 hours. - We apologize for the late reply during holidays (included Sundays).