420j2 Stainless Steel Hole Opener Medical Spiral Drill Bit

• Customization: Available
• After-sales Service: 3 Months
• Warranty: 3 Months
• Model NO.: 4.55*125
• Condition: New
• Certification: ISO 9001
• Standard: GB
• Customized: Customized
• Material: Stainless Steel
• Application: Metal Processing Machinery Parts
• Processing Mode: CNC Milling
• Appearance: Electro-Polishing Passivation
• Optional Material: 420j2 17-4pH Hard Stainless Steel
• Hardness: Heat Treatment
• Transport Package: Vacuum Packaging
• Specification: 1.2*260
• Trademark: yue lin sen
• Origin: Dongguan, Guangdong
• HS Code: 7301200000
• Production Capacity: 500000
• Package Size: 30.00cm * 25.00cm * 15.00cm
• Package Gross Weight: 2.500kg

Product Description

420j2 Stainless Steel Hole Opener Medical Spiral Drill Bit

Product Description
Our 420J2 & 17-4PH Hard Stainless Steel Medical Spiral Drill Bits and Hole Openers are precision-engineered for the most demanding medical and surgical applications. These tools are manufactured from high-strength, wear-resistant stainless steels—420J2 for excellent corrosion resistance and 17-4PH for superior hardness and strength. Utilizing advanced grinding technology, they feature an optimized spiral flute design that ensures aggressive yet smooth cutting, efficient chip evacuation, and minimal thermal deformation. Customization is available to meet the exacting specifications required for unique surgical procedures and instrument designs.

Product Purpose
These drill bits and hole openers are specifically designed for machining and preparing hard stainless steels used in the medical industry. Their primary purpose is to create precise, clean, and burr-free holes in medical instruments, surgical tool components, and implant prototypes.

Primary Applications: The manufacturing and repair of surgical drills, orthopaedic instruments, dental tools, and other critical medical devices made from 420J2 and 17-4PH stainless steels.
Key Advantage: Their ability to maintain sharpness and integrity when cutting hard materials ensures consistent performance and prevents contamination, which is paramount in medical applications.

Product Technical Parameters

Applicable Materials	420J2 Stainless Steel, 17-4PH (630) Stainless Steel
Material Properties	High Hardness, Wear Resistance, Corrosion Resistance
Product Type	Spiral Drill Bit / Hole Opener (Medical Grade)
Flute Geometry	Optimized Spiral for Efficient Chip Removal
Customization	Fully Available (Diameter, Flute Length, Point Angle, Coating)
Standard Coatings	TiN, TiCN, AlTiN (Optional for enhanced performance)
Surface Finish	Medical-grade polish & passivation available
Compliance	Can be manufactured to meet relevant medical device standards

Main Product