Carbide Drill Bits for Aluminum Alloy

Designed specifically for machining aluminum alloys and non-ferrous metals, these drills utilize unique geometry and coating technology to provide excellent chip evacuation and low heat buildup during high-speed drilling, significantly reducing tool wear. These drills maintain exceptional cutting stability, delivering precise hole diameters and surface finishes, whether operated with dry or wet cooling. They are ideal for mass production and complex machining of high-precision aluminum alloy parts.

Wide Chipformer Design
Engineered with a wide chipformer for fast and efficient chip removal, preventing clogging and ensuring smooth, continuous operation.

Advanced Anti-Slip Technology
Incorporates a specialized anti-slip technology that provides a secure grip, enhancing user control and safety during use.

Standard Shark Size
Features a standard "Shark" size, ensuring excellent compatibility and making it a versatile tool for a wide range of common applications.

Optimized for High Efficiency
The design is purpose-built for high-performance chip evacuation, significantly improving workflow efficiency and overall productivity.

Below is a detailed table of specifications for the GME-D966 series carbide twist drills, including various size ranges, cooling methods, and maximum drilling depths (L/D ratios). This series offers both external and internal cooling methods, as well as 3D and 5D drilling depth options to meet specific needs. This diverse selection allows users to select the most appropriate model for their specific machining needs, ensuring optimal results and tool life.

Table showing the applicable materials and hardness ranges for carbide twist drills. Depending on the cooling method and drill model (external or internal coolant), these drills are suitable for drilling a wide range of metal materials. Suitable materials include carbon steel, alloy steel, tool steel, stainless steel, gray cast iron, cast aluminum alloys, copper alloys, composites, high-temperature alloys, and titanium alloys. Furthermore, the drills are available in a hardness range from low hardness (<35HRC) to high hardness (55-60HRC). Different drill models provide flexible processing options for different materials. "◎" indicates applicable, while "○" indicates limited applicability.

Workpiece material

Carbon Steel, Alloy Steel

Alloy Steel, Tool Steel

PH and Ferrite/Martensitic Steel

Stainless Steel

Gray Cast Iron, Ductile Iron

High Alloy Cast Iron

Wrought Aluminum Alloy Cast Aluminum Alloy

Cast Aluminum Alloy

Copper Alloy

Composite Materials

High-Temperature Alloy

Titanium Alloy

Hardened Steel

Hardened Steel

(<35HRC)

(35-48HRC)

(＜35HRC)

(35-45HRC)

(Si<12%)

(Si>12%)

(45-55HRC)

(55-60HRC)

GME-D966-A3N

◎

◎

○

○

GME-D966-A3C

◎

◎

○

○

GME-D966-A5N

◎

◎

○

○

GME-D966-A5C

◎

◎

○

○

◎Most Suitable   ○Suitable

1. Chip breaker ability.

2. Abrasion condition of the side cutting edge after processing 60m.

3. Abrasion condition of the top cutting edge after processing 60m.

Carbide drill bits have wide versatility, high strength, high hardness performance, fast cutting speed, wear resistance, and good red hardness, and are suitable for processing parts of various materials.

GME leads with a value of 4000, while its competitors are at 3500, a difference of approximately 14%. The data below the chart, ranging from 3200 to 4100, may represent an industry benchmark or historical data range, further highlighting that GME is currently outperforming the industry average. This comparison intuitively demonstrates GME's competitive advantage and growth potential.

Carbide twist drills are widely used for drilling nonferrous metals such as aluminum, copper, and titanium alloys, and are particularly well-suited for applications in aerospace, automotive, electronics, and precision machining. These drills meet the production demands of a wide range of aluminum alloy parts, particularly in applications requiring high-speed machining and high precision.

GME-D938 Processing Case(Valve housing)

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