➊HIGH-QUALITY MATERIALS: It is made of high quality YG6X alloy as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness.
➋SURFACE ELECTROPHORETIC PAINT PROCESS: Full-grinding and anti-rust treatment, clean and sharp without burrs .The drill bit is more wear-resistant and more durable .Fully automated polishing: Polished CNC is fully automated, each one is unified.
➌UNIQUE CROSS ANGLE DESIGN :Small incision resistance, feature drilling stably, fast speed, not breaking the border. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily.
➍WIDE USAGE: Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plate, mirrors and glass. Remember to add Water or coolant when drilling.
❺NEW DESIGN: U-shaped drain groove, spiral handle design, easy to remove chips during work, smoother drilling. 10 pcs drill bit set with 5mm (3/16”) sizes: that is 10 x 5mm (3/16”) fit your different needs.

Shipping is complimentary within the lower 48 US States.

We Do Not Ship to PO/APO Boxes, HI or Alaska
We Do Not Ship Outside of the Continental US
All items ship within 24-72 hours of Payment
For large items that require Freight shipping a valid phone number is required to call and schedule your delivery

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All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged
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Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items.
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