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10 pcs of masonry drill bits with the following tip diameters: 1/8, 5/32, 3/16, 1/4 (*4), 5/16, 3/8 and 1/2.
Improved Efficiency: high quality & hardness YG8 tungsten steel alloy head features reduced resistance and better precision and is more wear resistant.
U-type Slot Design: allows for fast penetration and evacuation of debris as you work.
Anti-slip Triangle Shank: ensures a tight fit and is suitable for electric drill, hand drill and bench drill. Not suitable for impact drills.
Applications: Ideal for drilling on iron, copper, aluminum, wood, steel plate, ceramic, brick, plastic, etc. Also suitable for glass, marble, full ceramic tile, granite, etc.

Product Description

The DKI-010 model 10-piece set includes 4 pieces of 1/4" bit, and one piece of each of the sizes: 1/8", 5/32", 3/16", 5/16", 3/8", and 1/2".
This masonry drill bit set is made of YG8 tungsten steel alloy with carbide drill bit tips provide durability and precision.
Perfect for a variety of materials including masonry wall, cement wall, concrete, tile, wood, metal, stainless steel, aluminum alloy, and bubble brick. For drilling on stainless steel, glass, ceramic tile, marble, granite, etc.
Compatible with charging drills, hand drills, and bench drills
Easy to use and suitable for both professional use and DIY projects.
Comes in a durable storage case for easy organization and transportation.

Typically for drilling small holes in wood, plastic, or softer metal, for dowels or pegs.

Commonly for drilling anchor holes in concrete or masonry, screws, bolts, or dowels

Useful for and installing conduit or pipes, door handles or locks or creating through-holes in thick stock

Often drilling holes for pipes in walls or for creating large holes in thick metal or wood

It's recommended to use water to avoid damaging the drilling head.
Please turn off the hammer mode, to avoid bit damage.
The drilling head is durable and can resist high temperature up to 1000°C, but long sessions of work over 1000°C may cause the head to burn.
It's not recommended to use these drill bits with lithium drills lower than 24V.
When drilling, please be careful and change position when there is reinforced concrete ahead to avoid damaging the drilling edge.