That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for High Quality China High Quality Hammer Drill Bits Square Shank Centering Drill Bit for Stone Concrete Wall Brick, We will keep working hard and as we try our best to supply the best quality products, most competitive price and excellent service to every customer. Your satisfaction, our glory!!!
That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for Centering Drill Bit, China Hammer Drill Bit, for Stone Concrete Wall Brick, “Good quality and reasonable price” are our business principles. If you are interested in our products or have any questions, make sure you feel free to contact us. We hope to establish cooperative relationships with you in the near future.
● Drilling holes for concrete, stone, rock or brick.
● Drilling holes for post-installed rebar connections.
● Drilling drainage holes for drying out buildings.
● Drilling through-holes when you need to have an installation of pipes and cables.
● Drilling holes for screw installation.
● Material: 40CR+YG8C.
● Head Material Composition: Tungsten Carbide.
● Production Process: High temperature quenching, Surface sandblasting, Manual welding.
● Connection End: Square Shank
● Flute or Slot: Double (Quadruple helix)/ Single (Double helix)
● Type of Tip: Crown Tip (Cross cutter)
● Number of cutting edges: 4.
● Overall Length: 110-1200 mm (Normal length) – It can be customized.
● Diameter: 6-38 mm (Normal size) – It can be customized.
1. High Strength Material- concrete drill bit is made of carbon steel material and carbide tip, can avoid breakage, resist wear, oxidation and corrosion.
2. Structure Design- design with cross type carbide tip head, allows it fast and remove drilling dust and debris, ensure penetration. U-shaped flute design cleans debris out fast, reduced wear.
3. Widely Used- best for drilling holes in concrete, brick, stone and masonry.
Dia. | Overall Length |
14, 16 | 120 |
6, 8, 9, 10, 12, 14, 16 | 150 |
6, 8, 10, 12, 14, 16, 18, 20, 22, 25 | 200 |
8, 10, 12, 14, 16, 18, 20, 22, 25 | 280 |
10 | 300 |
8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 350 |
8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 450 |
8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 500 |
8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 600 |
10, 12, 14, 16, 18, 20, 22, 25, 26, 28, 30, 32, 35, 38 | 700 |
10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 800 |
8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 38 | 1000 |
8, 10, 12, 14, 16, 18, 20, 22, 25 | 1200 |
*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.
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.
3. For square sized electric or rotary hammer.
Concrete | Do not use lithium electric drill less than 6V | Frequently used |
Reinforced Concrete | Please do not hit the steel bar in the process of use | Frequently used |
Hard Stone | Please add water to use | Generally used |
Normal Stone | Need to use impact function | Frequently used |
Hard Rock | Need to add liquid cooling | Generally used |
Normal Rock | Need to use impact function | Frequently used |
Masonry | Can be shocked or not shocked,Moderate force during function drilling | Frequently used |
Usual Masonry | Moderate force without impact function | Frequently used |
That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for High Quality China High Quality Hammer Drill Bits, We will keep working hard and as we try our best to supply the best quality products, most competitive price and excellent service to every customer. Your satisfaction, our glory!!!
High Quality China Quad Cut Drill Bit, Bosch SDS Drill Bits, “Good quality and reasonable price” are our business principles. If you are interested in our products or have any questions, make sure you feel free to contact us. We hope to establish cooperative relationships with you in the near future.