SDS-Max Shank Drill Bit 2 Flute in Concrete and Reinforced Steel

SDS-Max Shank Drill Bit 2 Flute in Concrete and Reinforced Steel, SDS-Plus Drill Bits, Carbide Single Tip S4 Flute SDS Plus Hammer Drill Bit for Concrete Hard Stone Marble Wall, Carbide Cross Tip 4 Cutters U Flute SDS Max Brocas Rotary Hammer Drill Bit for Masonry Concrete Drilling, Classic Slop Tip 4 Cutters U Flute SDS Puls Max Shank Hammer Drill Bit For ConcreteWoodworking Metalworking & Multipurpose Drill Bits China Supplier Factory Manufacturer

SDS-Max Shank Drill Bit 2 Flute in Concrete and Reinforced Steel  Specifications
Body Material 40Cr Steel with Heat Treatment
Tip Material Tungsten Carbide
Process Milled Flutes and Welded Tip
Shank SDS-Plus shank (We Also Have SDS-Max shank, Hex shank, SDS Tapcon shank, Spline shank)
Tip Type Cross Tip (We Also Have Single Tip )
Flute Type S4 Flute (We Also Have U Flute, L Flute, S4 Flute)
Size 4*110mm – 40*1200mm (5/32″ * 4″ to 1 3/4″ * 40″)
Surface Finish Sand Blasted
Package One Piece in One PVC Pouch Or Plastic Hanger or PVC Tube or PVC Double Blister

Dual carbide cutter head for fast, efficient drilling in concrete and reinforced steel
Optimized cutting edge and recessed tip for long life and powerful performance
Advanced 3D helix design clears dust quickly and reduces blowback
SDS-Max shank ensures a secure fit and superior energy transfer
Low vibration and double centering tip improve accuracy and reduce user fatigue

The 2-Cutter SDS-Max Hammer Drill Bit is built for speed, strength, and precision in the most demanding applications. Designed for heavy-duty drilling in concrete and reinforced steel, it features a robust, dual-cutter carbide tip that delivers exceptional durability and cutting power. The optimized cutting edge ensures rapid material removal, while the patented recessed tip boosts performance in challenging materials. Its advanced 3D helix design effectively clears dust from the hole, reducing blowback and promoting cleaner, safer drilling—even at greater depths. The SDS-Max shank provides a strong, slip-free connection with compatible rotary hammers, allowing for maximum energy transfer and impact efficiency. Low vibration reduces operator fatigue, and the double centering tip enables accurate starts and consistent, spall-free result seven with repeated use.

Product Size
Diameter	Flute Length	Overall Length	Diameter	Flute Length	Overall Length
mm	mm	mm	Inch	Inch	Inch
4.0-10.0	50	110	5/32″-3/8″	2″	4″
4.0-16.0	100	160	5/32″-5/8″	4″	6″
5.0-26.0	150	210	3/16″-1″	6″	8″
6.0-26.0	200	260	1/4″-1″	8″	10″
6.0-26.0	250	310	1/4″-1″	10″	12″
6.0-26.0	290	350	1/4″-1″	12″	14″
6.0-26.0	350	410	1/4″-1″	10″	12″
8.0-30.0	390	450	5/16″-1-1/8″	12″	14″
8.0-30.0	540	600	5/16″-1-1/8″	14″	16″
10.0-30.0	740	800	3/8″-1-1/8″	16″	18″
10.0-30.0	940	1000	3/8″-1-1/8″	22″	24″
10.0-40.0	1140	1200	3/8″-1-3/4″	24″	26″
* Custom-tailor would be available against customers’ requirements

What Bits are Best for SDS Drills?
There is not a straightforward answer to this as these tools have a wide range of applications and the best bit will vary from job to job. However, there are several factors to consider when choosing any SDS drill bit.

The biggest thing to consider is the application. How big of a hole do you need? What material are you drilling into? Is there a risk of silica dust exposure? Once you know exactly what you need, you can start looking at some key features.

Material
SDS drill bits are subjected to heat and forces far beyond normal drill bits. For his reason, simple steel is rarely strong enough. The best choice for material is easily tungsten carbide. Tungsten carbide SDS drill bits are nearly twice as hard as steel and are far more efficient at shedding heat. The material is also amazing at retaining a sharp edge, allowing for a smoother finish.

Another common material is titanium carbide. While this metal is even harder than tungsten carbide, it is less efficient at shedding heat which can cause the bit to wear out significantly faster.

Tip Design
concrete bits have different tips based on the job they’re meant to do. One of the major considerations when choosing a bit is whether the tip is welded or inserted. But what’s the difference?

Generally speaking, welded tips are better suited for material removal due to the flutes being closer to the tip. Inserted bits tend to keep their edge longer, but are often best used on softer materials as they typically create more dust which means more cleaning and brushing out the hole.

Flute Design
Flutes run up the of the bit to channel dust away from the cutting end and prevent a hole from becoming clogged. Both the length and the number of flutes can have significant impacts on a drill bit’s performance.

Overall, the more flutes a drill bit has, the faster material will be removed from the hole. However, having either too many or too few can cause problems. Bits with 3 or 4 flutes are typically the best choice for drilling into concrete and masonry.  6 Pcs Concrete, Brick, Tile Rotary Hammer Drill Bits SDS Plus Set