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Feature

High-quality materialsIt is made of high quality YG6X alloy as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness.
Surface electrophoretic paint process: Full-grinding and anti-rust treatment, clean and sharp without burrs.T he drill bit is more wear-resistant and more durable .Fully automated polishing: Polished CNC is fully automated, each one is unified.
Unique 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.
Wide Application: 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.
8 different sizes:8 pieces fine grade high durable drill bits that is 3mm ,4mm 5mm, 6 mm,7mm, 8 mm,10 mm, 12 mm fit your different needs . Can be installed in the general electric hand drill, bench drill, . The machine drill clamp range is 10mm and above.

Description

8 Piece Multi Material Drill Bit Set, Mgtgbao Upgraded Carbide Masonry Drill Bit set (3-12mm)

Mgtgbao Drill Bit Usage :
Cross cutter head design can Suitable for drilling hole easily penetrate material ( tile,glass) and reduces breakout.
Note: Please do not use this drill bit to drill the Thick iron plate and Tempered glass

New upgrade, dry-working alloy drill:
The traditional drill bit needs to add water to work, but this drill bit can directly feed the drill without adding water. ( When drilling, use water for cooling. The drill bit will last longer )

New electrophoretic paint process:
The drill bit adopt a new electrophoretic paint process, abandoning the traditional spray process, processing anti-rust treatment, and make the drill bit more durable.

1/4" Hex shank:
Drill bit handle design for Hex shank, can clamped on the drill more firmly

Drill Bit Specification:
Material: YG6X hard alloy
Color: black drill bit
Handle:1/4" Hex shank
Process:electrophoretic paint

8PCS Dill Bit Dimension:
3mm(Dia) x 73mm(L)
4mm (Dia)x 74mm(L)
5mm(Dia) x 75mm(L)
6mm (Dia)x 76mm(L)
7mm(Dia) x 77mm(L)
8mm (Dia)x 78mm(L)
10mm(Dia) x 82mm(L)
12mm(Dia) x 95mm(L)

Packing Includes:
8x Multi-function Drill Bit
Important Note:
Do not use impact mode of drills or hammers when use the Multi-material Drill Bit.
The drilling speed of the Multi-material Drill Bit should be slow, especially in the beginning of drilling.
Please try to keep the drill vertical and add WATER or COOLANT for lubrication when drilling.

Warranty:
When you have any problem about the drill bit, please contact Mgtgbao customer service team in first time, we will help you solve it in 12 hours.