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Home > Solid Carbide Drill Bits > Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
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Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications

Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications

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Product Description

Basic Info.

Model NO. D
Length Taper-length
Type Twist Drill Bit
Material Tungsten Carbide
Usage Wood, Well, PCB, Metal, Masonry Drilling
Angle 30/60/90/120 Degrees
Manufacturing Standard DIN 6537
Controlling System CNC Cooling System
Drill Point Angle 140°
Application CNC Drilling Machine/Machining Center
Machining Tool Steel
Related Products Spot Drill/Chamfer Drill/Center Drill/Step Drill
Diameter 3-20mm
Workpiece Material Steel/Cast Iron/Stainless Steel
End Type Spiral
Flute 1/2/3/4/5/6 flutes
HRC 45/55/60/65HRC
Applicable Machines CNC Centers/Engraving Machines
Shank Diameter 1-25mm
Transport Package 1 PC in a Plastic Tube, 10PCS a Group
Specification HS Code 820750
Origin China
HS Code 820750
Production Capacity 50000

Packaging & Delivery

Package Size 9.50cm * 4.00cm * 1.00cm
Package Gross Weight 0.050kg
Lead Time 2 days (1 - 10 Pcs)
5 days (11 - 100 Pcs)
Negotiable (> 100 Pcs)

Product Description

Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications
Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit for Drilling in Ceramic Glass and Composite Materials Used in Aerospace Applications

Drill Bit: Essential Cutting Tool for Precision Hole-Making

A drill bit is a rotating cutting tool designed to create holes in various materials, including metal, wood, plastic, and concrete. Characterized by its sharp, spiral-shaped (helical) cutting edges, it is widely used in machining, construction, woodworking, and DIY projects.

Cutting Edge Design: The tip of a drill bit features flutes (spiral grooves) that channel chips away from the hole during drilling, reducing friction and preventing clogging. Common tip styles include twist drills (most versatile), spade drills (for large holes in wood), and masonry bits (with carbide tips for concrete/stone).
Material Compatibility: Drill bits are crafted from high-speed steel (HSS) for general use, cobalt steel for hard metals (e.g., stainless steel), carbide-tipped for durability, or diamond-coated for extreme hardness (e.g., glass, ceramics).
Shank Types: The shank (non-cutting end) connects to a drill chuck. Hexagonal shanks prevent slipping, while round shanks suit standard chucks. SDS shanks are specialized for hammer drills, enhancing power transmission.

Detailed Photos

Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit Diamond-Coated Exceptional Hardness Cutter CNC Solid Carbide Drill Bit

Applications

From drilling pilot holes in metal fabrication to creating anchor holes in construction, drill bits are indispensable. In CNC machining, precision drill bits ensure tight tolerances, while in woodworking, brad point bits deliver clean, splinter-free holes.

Product Parameters

Parameter Category Key Specifications & Details
1. Basic Geometry - Diameter: Range from 0.01mm (micro-drills) to 100mm+; metric/imperial.
- Overall Length (OL): Total length from shank to tip.
- Flute Length (FL): Recommended > workpiece thickness +1~2mm.
- Point Angle: 118° (general), 135° (stainless steel/hard metals), 90° (wood/plastic).
- Helix Angle: 10°~20° (brittle materials), 30°~40° (ductile materials).
2. Shank Type - Round Shank: Universal, fits standard chucks.
- Hex Shank: Anti-slip, for cordless drills.
- Morse Taper (MT): Heavy-duty drilling (MT1~MT5).
- SDS Shank: For hammer drills (SDS-plus/SDS-max).
3. Material & Coating - Base Materials: HSS (general), HSS-Co (stainless steel), Carbide (hard materials), PCD (non-ferrous), CBN (hardened steel).
- Coatings: TiN (gold), TiCN (blue-gray), TiAlN (purple-black), DLC (black), ZrN (gold, titanium).
4. Tolerance & Precision - Tolerance Class: H7 (precision), H8/H9 (general).
- Surface Finish: Ra 0.4~6.3μm.
- Runout: Typically ≤0.01mm for precision drills.
5. Application & Performance - Workpiece Materials: Steel, aluminum, stainless steel, wood, plastic, concrete.
- Drill Depth Capacity: L/D ratio ≤5 (standard), 5~10 (deep hole), >10 (extra-deep hole).
- Coolant Type: External (standard), through-hole (deep hole).
6. Operational Parameters - Cutting Speed: 100~1500m/min.
- Feed Rate: 0.05~0.8mm/rev.
- Max RPM: Dependent on diameter (e.g., 10mm carbide drill: ~6000 RPM for steel).
Diameter Range From micro diameters (e.g., 0.5mm) to standard sizes (e.g., 16mm) and custom specifications.
Applicable Materials Steel, Stainless Steel, Cast Iron, Aluminum, Copper, Titanium, and more.
Solid Carbide Drill Bit Solid Carbide Drill Bit Solid Carbide Drill Bit

Main Technical Parameters

Technical Specifications Sheet 1 Technical Specifications Sheet 2 Technical Specifications Sheet 3
Solid Carbide Drill Bit Options Solid Carbide Drill Bit Options Solid Carbide Drill Bit Options

Select the right drill bit parameters for a workpiece material

Focus on matching the bit's design to the material's key properties:

Hard materials (e.g., stainless steel, cast iron): Choose carbide or HSS-Co bits with a 135° split point (for precise entry) and TiAlN/TiCN coatings (enhanced wear resistance). Use low feed rates and moderate-to-high speeds, with cutting fluid to reduce heat.
Soft materials (e.g., aluminum, copper): Opt for HSS or carbide bits with a 90°–118° point angle, large helix angle (for efficient chip evacuation), and polished or DLC-coated edges (to prevent adhesion). Use high speeds, moderate feed rates, and kerosene or air cooling.
Composites (e.g., CFRP/GFRP): Select diamond-coated or PCD bits with a double-point angle (to minimize delamination). Use low speeds, high feed rates, and air cooling to avoid fiber damage.

Always prioritize compatibility between the bit's material, coating, geometry, and the workpiece's hardness, toughness, and chip-forming characteristics.

Carbide Drill Bit Processing Details Carbide Drill Bit Processing Details Carbide Drill Bit Processing Details

Company Profile

Production Facility & Capacity Overview

Packing & Delivery

Plastic tube single packaging 10 pieces group packaging Outer export carton packing

FAQ

Q1Are you a factory or a trading company?
We are a factory with over 15 years of manufacturing experience. This allows us to ensure strict quality control and offer competitive pricing.
Q2Can we use our own logo or design?
Yes, we provide comprehensive OEM and ODM services. We can customize products according to your specifications, including logos, packaging, and designs.
Q3What is your MOQ?
For regular products, we have stock available and support small orders, even 10 pieces. For custom non-standard products, the minimum order quantity starts at 20 pieces.
Q4How can I get some samples?
We can provide samples for quality testing and evaluation. A sample fee is required, which can be credited against future bulk orders.
Q5Do you accept custom orders?
Absolutely. Customization is our specialty. Our engineering team will work closely with you to manufacture products that meet your exact requirements.
Q6What workpiece materials are your drill bits applicable to?
Our drill bits are suitable for drilling holes in Steel, Stainless Steel, Cast Iron, Aluminum, Copper, Titanium, and other composite materials.

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