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HSS Hole Saws
Created with Pixso. Industrial 23mm HSS M2 TiN Hole Saw | Gold Series Titanium-Coated Metal Cutter for Alloy Steel

Industrial 23mm HSS M2 TiN Hole Saw | Gold Series Titanium-Coated Metal Cutter for Alloy Steel

Brand Name: XRTOOLS
Model Number: 23mm
MOQ: 500PCS
Price: $0.8-12/PCS
Delivery Time: 25-30 days
Payment Terms: L/C, D/P, T/T, Western Union
Detail Information
Place of Origin:
CHINA
Certification:
ISO9000
Product Name:
Hss Hole Saws
Material:
High-speed Steel
Size:
23mm
Surface:
TIN Finish
Process:
Fully Ground
Advantage:
Long Life And Smothly Drilling,Competitive
Oem:
Acceptable
Type:
Hole Saw
Use:
Alloy Plate, Metal Plate
Packaging Details:
Plastic box
Supply Ability:
10000PCS PER DAY
Highlight:

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Product Description

1. Problem: Heat Generation and Accelerated Edge Wear

  • The Problem: Boring 23mm holes in industrial materials like alloy steel or galvanized plates generates significant localized friction. Standard uncoated HSS bits often experience "edge rounding" within a few cycles because the friction heat exceeds the red-hardness threshold of the steel.

  • The Result: Increased physical effort from the operator, inconsistent hole diameters, and a high frequency of tool replacements, which increases the total cost per hole.

 

2. Cause: High Friction Coefficient and Micro-Abrasions

  • Surface Drag: Bare high-speed steel has a relatively high friction coefficient. During rotation, micro-abrasions on the tooth face trap heat, leading to "chip-welding" (galling), where the metal being cut bonds to the tool.

  • Structural Stress: Without a protective barrier, the cutting edge is directly exposed to the abrasive nature of metal scales and surface coatings, causing the sharp tip to degrade prematurely.

 

3. Solution: M2 Molybdenum Core + Titanium Nitride Armor

  • Premium M2 Metallurgy: Our 23mm Gold Series is forged from HSS M2 (W6Mo5Cr4V2). This molybdenum-based steel offers a superior balance of toughness and wear resistance, maintaining a core hardness of 64-66 HRC to prevent tooth breakage under heavy torque.

  • TiN PVD Coating: The tool is treated with a Titanium Nitride (TiN) coating via Physical Vapor Deposition. This gold-colored ceramic layer increases surface hardness to approximately 80 HRC and reduces the friction coefficient to 0.4.

  • Thermal Shielding: The TiN layer acts as a thermal barrier, reflecting friction heat away from the tool and into the chips. This allows for 30% faster cutting speeds and extends tool life by up to 3x compared to uncoated M2 bits.

 

 

Industrial 23mm HSS M2 TiN Hole Saw | Gold Series Titanium-Coated Metal Cutter for Alloy Steel 0

 

 

4. Technical Specifications (Industrial Standards)

 

 

Technical Pillar Specification Detail Industrial Benefit
Core Material HSS M2 (Industrial Grade) Toughness: High shock resistance in alloy steel.
Surface Coating Titanium Nitride (TiN) Gold Lubricity: Prevents chip-welding and reduces heat.
Boring Accuracy TIR (Runout) ≤ 0.12mm Precision: Ideal for PG16 glands and M22 fitments.
Tooth Profile Fully Ground Triple-Edge Finish: Delivers a machine-finished, burr-free edge.
Safety Feature Integrated Stopper Flange Safety: Prevents over-penetration into cabinets.
Ejection Feature High-Compression Spring Efficiency: Instant slug ejection for fast cycle times.

 

 

5. Professional Industry Applications

 

  • Electrical Switchgear Fabrication: Specifically sized for PG16 cable glands and industrial indicator lights in thick metal enclosures.

  • Commercial Mechanical MRO: Precision boring for installing 23mm sensors and specialized valves in aluminum piping and galvanized steel tanks.

  • Automotive Engineering: Ideal for creating clean entries in chassis members and body panels where a hard, low-friction cut is required to prevent paint chipping.

 

Industrial 23mm HSS M2 TiN Hole Saw | Gold Series Titanium-Coated Metal Cutter for Alloy Steel 1

 

 

6. Selection & Operation Guide

 

  • Material Versatility: Optimized for Alloy Steel, Stainless Steel (≤ 2.5mm), Aluminum, Copper, and Structural Plastics.

  • Speed Management: For M2-TiN in mild steel, maintain 350 - 450 RPM. For 304 Stainless Steel, reduce to 200 - 250 RPM to maximize the benefit of the titanium coating.

  • Lubrication Protocol: Although the TiN coating provides excellent lubricity, using a small amount of cutting oil will further enhance chip evacuation and extend the "Gold" surface life.

 

7. FAQ: Expert Technical Support

 

  • Q: Why is M2 steel superior to 4341 for this 23mm saw?

    • A: M2 contains a higher percentage of tungsten and molybdenum, which provides significantly better "red-hardness." This means it stays sharp at temperatures where 4341 steel would begin to soften and fail.

  • Q: Does the gold coating wear off?

    • A: The TiN coating is a molecular bond, not a paint. While it will eventually wear at the very tip of the cutting edge after hundreds of holes, the coating on the tooth faces continues to reduce friction and heat throughout the life of the tool.

  • Q: Is the pilot drill also titanium coated?

    • A: Yes. The 135° split-point center drill is also TiN treated to ensure that the initial penetration point is as heat-resistant and efficient as the primary cutting teeth.

 

8. Technical Quality & Trust Information

 

  • Advanced PVD Processing: Our titanium coating is applied in a high-vacuum environment to ensure maximum adhesion and uniform thickness across all 23mm of the tool's diameter.

  • Monoblock Construction: The one-piece design eliminates arbor wobble, providing the absolute highest level of concentricity for mission-critical boring.

  • Quality Assurance: Every batch is tested for dimensional accuracy and PVD coating integrity to meet international industrial engineering standards.