SLEEVE DIA 10.8/8.5/ID 6.6x70MM HSS M42

Product Description

Sleeve 10.8/8.5, ID 6.6 70mm, HSS M42

1. Overview:

This HSS M42 sleeve is a high-performance precision component designed for industrial and machining applications. It offers excellent wear resistance, high hardness, and superior heat resistance, making it ideal for guiding, positioning, or supporting cutting tools and punches in metalworking.

2. Technical Specifications:

Parameter	Details
Material	HSS M42 (High-Speed Steel, M42 Grade)
Outer Diameter (OD)	10.8 mm / 8.5 mm
Inner Diameter (ID)	6.6 mm
Overall Length	70 mm
Hardness	Approx. 67-70 HRC
Wear Resistance	High
Heat Resistance	Excellent (M42 can withstand up to 1100C)

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3. Material Details (HSS M42)

• Cobalt Content (8-10%) Provides superior hardness and heat resistance.
• Exceptional Wear Resistance Ideal for high-speed machining and high-pressure applications.
• High Strength & Toughness Ensures long-lasting performance in demanding environments.
• Excellent Red-Hot Hardness Maintains hardness and strength under extreme temperatures.

4. Applications

Tool & Die Industry Used as a guide sleeve for punches, reamers, and cutting tools.
Precision Machining Ensures alignment and positioning in metal fabrication.
Aerospace & Automotive Manufacturing Suitable for high-precision assembly and drilling processes.
Industrial Machinery Functions as a support or wear-resistant sleeve in mechanical systems.

5. Benefits

• High Durability: The HSS M42 material ensures a long service life.
• Superior Heat & Wear Resistance: Can withstand high-speed and high-pressure operations.
• Precision Engineering: Maintains dimensional accuracy and stability in industrial applications.
• Reduced Friction & Smooth Operation: Enhances tool guidance and support for accurate machining.