Mgtgbao 10PC Green Upgraded 4-Flute Serrated Carbide Masonry Drill Bit Set, Serrated Concrete Drill Bit for Plastic Glass Brick Cement Tile Marble Wood (3/16”-1/2”). — Open-Box, 9% Off

【SIZES OF MASONRY DRILL BITS】 Package includes 10 PCS drill bit set: 3/16"×3, 1/4"×3, 5/16"×2, 3/8"×1, 1/2"×1, there are 5 different concrete drill bit sizes, that will help in drilling by starting with the smallest bit and continuing to the size needed. 【4-FLUTE SERRATED DESIGN FOR FAST, SMOOTH DRILLING】: Features four sharp, serrated flutes that aggressively cut through tough materials like concrete, tile, and brick, reducing slippage and effort for faster, cleaner holes. The special surface treatment further improves corrosion resistance. 【HIGH-EFFICIENCY CHIP REMOVAL】Widening dual U-shaped groove design can achieve instantaneous chip removal. By removing debris and reducing friction, the bit operates at a significantly lower temperature, not only maximizing speed but also extending the life of your tool. 【WIDELY APPLICATION】 It is suitable for Glass, Ceramic, Tile, Mirror, Plant Pots, Wood, Porcelain, Brick Wall, marble, thin iron plate etc. Please try to keep the drill vertical and keep bits cool with a flow of cooling water. Hexagonal handle design of our drill bits offers superior grip and stability during drilling and is safer to use. Suitable for ordinary electric drills, hand drills and bench drills. 【EXTREME HARDNESS & DURABILITY】 Our concrete drill bit set is constructed from premium carbide alloy, which is the material with extremely high hardness in drill bits. It has sharp serrated edges, and even in the most demanding applications, its lifespan far exceeds that of ordinary steel drill bits. Mgtgbao 10pc Multi-function drill bit set for tile, brick, ceramic, plastic and wood,tungsten carbide tip best for wall mirror and ceramic tile on concrete and brick wall (3/16”-1/2”).

What makes Mgtgbao products unique, why would you choose Mgtgbao drill bit set ?
PRECISION 4-FLUTE SAWTOOTH DESIGN: This eccentric drill bit features a four-edge serrated structure with unique cutting threads, delivering clean, accurate threading and smooth operation on tough surfaces.
QUICK CHANGE: Hex Shank fits into all power tools more easily and securely; compatible with general electric hand drill, bench drill with locking into quick change chuck.
NEW ENVIRONMENTALLY FRIENDLY PROCESS: We have abandoned the traditional spray process and adopted a new electroplating process to treat the surface of the drill bit and reduce the rust of the drill bit.
NEW MATERIALS: We refuse to use second-hand recycled metals, use new hard alloys, and high-quality hard alloys to provide better products to our customers.
SINCERE SERVICE: If you encounter any problems with the product, you can contact our customer service team, we will reply and give a solution within 6 hours.

Feature:
Material: cemented carbide
Shank:1/4 hex shank
Cutter head type: Cross
Surface treatment: new environmentally friendly plating process

Package list：
3pcs 3/16” Drill Diameter & 6.35 mm shank Diameter
3pcs 1/4” Drill Diameter & 6.35 mm shank Diameter
2pcs 5/16”Drill Diameter & 6.35mm shank Diameter
1pcs 3/8” Drill Diameter & 6.35mm shank Diameter
1pcs 1/2”Drill Diameter & 6.35mm shank Diameter
1pc plastic box

Attention：
When drilling hard material (glass, porcelain floor tile, marble or granite), please using water for lubrication.
5mm are small size, please do not use impact mode when using
Please take protective measures when using, pay attention to safety