Newtech Sources Co., Ltd.
Newtech Sources Co., Ltd.Est. 1998 · Guangzhou
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Newtech Sources Co., Ltd. · Est. 1998 (28+ Yrs)Process-by-Requirement Custom Manufacturing · FOB/CIF Delivery from Any Port in China100% Pre-Shipment Inspection

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Newtech Sources Co., Ltd.

Newtech Sources Co., Ltd.

Industrial Tooling & PPE Manufacturer · Since 1998

Industrial diamond tools, personal protective equipment (PPE), automotive maintenance tools, and precision hardware engineered to buyer drawings and application requirements.

Unit 9F-H, East Building, Haijing Center, NO.144(M) Huangpu AVE, Guangzhou, China
+86-20-8562 6570/6571/6572/6573
sales@newtech-sources.com

Product Categories

  • 01Diamond Tools
  • 02Safety Products (PPE)
  • 03Automotive Tools
  • 04Hardware & Hand Tools
  • ALLComplete Product Catalog

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Diamond Tooling Series

  • Diamond Saw Blades
  • TCT Saw Blades
  • Diamond Grinding Wheels
  • Diamond Core Bits
  • Vacuum Brazed Tools
Export Dispatch

FOB, CIF & container consolidation from any port in China to 50+ global destinations.

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Category · Hole Saws

Hole Saws

Industrial diamond blades, core drill bits, PPE safety equipment, automotive maintenance sets, and workshop hand tools. Process-matched to buyer drawings with 100% pre-shipment inspection and delivery from any port in China.

Quick Filter:All ProductsDiamond ToolsDrillsHole SawsWire BrushesHardware & Hand ToolsSafety ProductsAutomotive ToolsPromotional Items
Product Categories

Product Lines

05
All Catalog Products149
  • 01Diamond Tools91
    • Diamond Saw Blades21
    • TCT Saw Blades17
    • Diamond Grinding Wheels12
    • Electroplated Tools15
    • Vacuum Brazed Tools13
    • Diamond Grinding Plates7
    • Diamond Core Bits6
  • 02Hardware & Hand Tools43
    • Drills16
    • Hole Saws13
    • Wire Brushes12
  • 03Safety Products2
  • 04Automotive Tools2
  • 05Promotional Items11
Bespoke OEM / ODM Tooling

Non-standard diameters, segment bond formulas, and arbor configurations manufactured to drawing.

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Showing 1 of 13 productsHole Saws
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NT-HLS-101Hole Saws
M42 8% Cobalt Bi-Metal Variable-Pitch (4/6 TPI) Heavy-Duty Hole Saw

M42 8% Cobalt Bi-Metal Variable-Pitch (4/6 TPI) Heavy-Duty Hole Saw

Industrial M42 bi-metal hole saw with 8% cobalt electron-beam welded tooth edge and 4/6 variable pitch geometry for fast cutting in stainless steel, cast iron, and wood.

Key SpecM42 high-speed steel with 8% cobalt ensures prolonged edge sharpness in stainless steel
Performance4/6 TPI variable tooth pitch suppresses vibration and increases cutting speed by 30%
Specs
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