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Cylindrical End Rotary Masonry Drill Bit

Product Detail:

1. JS-TOOLS Fast Spiral Masonry Drill Bit delivers fast drilling in masonry, using corded or cordless rotary drills. Our bits design in double-flute to make drilling with optimized material removal, which can be used in high-speed mode.

2. This bit is for use in rotary drills only, not for hammer drills.

3. More size of bits can be customized and manufactured, please feel free to contact with us.


● Drilling in bricks, wood, tiles, plastic and gypsum.

● Drilling in masonry and block.

● Drilling holes for concrete.

Technical Data

Material: YG8C+40CR

Head Material Composition: Tungsten Carbide

Production Process: High temperature quenching, Surface sandblasting, Manual welding.

Connection End: Cylindrical, Straight Shank

Flute or Slot: Single (Double-Flutes).

Type of Tip: Single

Number of Cutting Edges: 2

Overall Length: 66-350 mm (Normal length) – It can be customized.

Diameter:3-25 mm (Normal size) – It can be customized.

Product Advantages

1. Unique flute design efficiently removes dust and reduces binding.

2. 2-cutter carbide tip of drill bit maximizes carbide surface contact for longer bit life. The carbide tip also adds durability and minimizes wear. Designed for rotary drilling in masonry, brick and block, the bit starts clean, with a tip that is designed for reducing walking.

3. The Carbide head delivers long life in masonry applications and performance in cordless high-speed mode.

4. High performance and long lifetime when drilling into various masonry materials. 


Dia. Overall Length
3 66
4 80
5 90
6 100
8 110
10, 10.5, 12 120
6, 8, 10, 12, 14, 16 150
6, 8, 10, 12 200
6, 8, 10 300
8, 10, 12, 14, 16, 18, 20, 22, 25 350

*1) unit: mm

*2) other sizes free to consult


1 x Drill Bit / Plastic Tube

Packing can also be customized according to your requirements. Welcome to contact.

Instructions for Use

1. When drilling, keep the bit perpendicular to the processed object to avoid damaging the bit and yourself.

2. In the unlikely event of breakage, the drill bit will be considered for replacement as long as the wear mark on the helix is still visible. Timely changes will make your job easier.

Very Applicable Frequently used
Do not use lithium electric drill less than 6V Frequently used
Please do not hit the steel bar in the process of use Frequently used
Please add water to use Generally used
Need to use impact function Frequently used
Need to add liquid cooling Generally used
Need to use impact function Frequently used
Can be shocked or not shocked,Moderate force during function drilling Frequently used
Moderate force without impact function Frequently used