Product Functions

• HRC Options: HRC45, HRC50, HRC55, HRC58, HRC60, HRC65
• Coating Options: AlTiN, TiAlN, TiAISI, TiSiN, TiN, DLC, Nano, Diamond
• Applicable Materials: Ideal for processing copper, cast iron, carbon steel, mould steel, stainless steel, titanium alloy, tool steel, and heat-treated steel

Product Features

• Special design on the drill point increases centering ability and chip breaking efficiency.
• AlTiN coating makes it highly suitable for high-speed drilling on steel, cast iron, and stainless steel.
• Sharper and polished cutting edge reduces drilling torque and resistance.
• Honed flute with a large load design optimizes chip removal performance.

Specifications

Solid Carbide Inner Coolant Drill Bit-3D
d1	d2	L1	L2	L3	L4	Coolant solution
3.00-3.70	6	62	20	14	36	Inner Coolant
4.00-4.65	6	66	24	17	36	Inner Coolant
4.80-6.00	6	66	28	20	36	Inner Coolant
6.10-7.00	8	79	34	24	36	Inner Coolant
7.10-8.00	8	79	41	29	36	Inner Coolant
8.10-10.00	10	89	47	35	40	Inner Coolant
10.25-12.00	12	102	55	40	45	Inner Coolant
12.25-14.00	14	107	60	43	45	Inner Coolant
14.25-16.00	16	115	65	45	48	Inner Coolant
16.50-18.00	18	123	73	51	48	Inner Coolant
18.50-20.00	20	131	79	55	50	Inner Coolant
20.50-25.00	25	140	85	60	56	Inner Coolant
Customized Tools are Acceptable

Our Advantages

1. Chip breaker ability

2. Side cutting edge abrasion (after 60m)

3. Top cutting edge abrasion (after 60m)

Manufacturing Capabilities

Founded in 2004, we are a high-tech manufacturer specialized in providing high-performance carbide cutting tools. Equipped with advanced machinery from Germany, USA, and Switzerland, we produce high-quality CNC tools, including:

• Tungsten Solid Carbide Drill Bits: Inner coolant and outer coolant drill bits. Supports 3XD, 5XD, 8XD, 20XD, extended lengths, and customized requirements. Twist drills, center drills, bottom drills, and more.
• Tungsten Solid Carbide End Mill: Square end mills, ball nose end mills, and other high-performance end mills.
• Tungsten Solid Carbide Reamer: Twist and straight flute designs featuring high precision and long life.
• Customized CNC Cutters: Tailored specifically to your production requirements (OEM & ODM accepted).

Equipment & Quality Control System

1. Imported Production Equipment

• 2 sets "Walter HP" from Germany, specialized for manufacturing large diameter tools
• 1 set "Walter Micro" from Germany, specialized for micro diameter tools
• 2 sets Schutte Wu 305 Linear from Germany
• 2 sets Star PTG6 from USA
• 2 sets "Rollomatic GrindSmart628XS" high-precision grinding machines from Switzerland
• 1 set Rollomatic NP5 from Switzerland

2. Imported Inspection Equipment

• 1 set URMA digiset 3 tool measuring equipment from Switzerland
• 2 sets PG 1000 tool measuring equipment testing the point of drill bit from USA
• 1 set Mitutoyo Laser Scan Micrometer Equipment

3. Strict Quality Control

Our strict quality control processes cover every step of production from raw materials to the finished product, providing a solid guarantee of quality.

Production Process

Certifications

Exhibitions

Package & Delivery

Frequently Asked Questions