Overview
The Ruko SJ-9B countersink drill bit (model 17284 A5) is a precision-engineered cutting tool engineered for professional metalworking applications. Ruko specializes in drilling and countersinking tools since 1974, with high-quality precision tools designed for the professional user. This countersink delivers consistent, flat flush finishes across materials including steel, aluminum, and other ferrous metals. The used condition unit has been inspected and is ready for shop-floor deployment.
Key Features
- Precision-ground cutting edge for superior finish quality
- Covers 14-30mm diameter range for versatile countersinking tasks
- HSS and ground build designed for robust materials like titanium, steel and other metals
- Single-tool solution eliminates need for multiple bits
- Professional-grade construction for high-cycle production use
Technical Specifications
- Model: SJ-9B (Ruko 17284 A5)
- Diameter Range: 14-30mm
- Type: Countersink Drill Bit
- Material Compatibility: Steel, aluminum, titanium, ferrous metals
- Condition: Used, inspected
- Manufacturer: Ruko (Rothenberger)
Typical Applications
- Aerospace and automotive fastener countersinking
- Manufacturing and production drilling operations
- Maintenance and repair work requiring precision countersinking
- Sheet metal and structural steel fabrication
- Industrial tool and die operations
Compatibility & Replacements
Compatible With
- Standard drill press equipment
- CNC drilling and tapping centers
- Manual and powered hand drills
- Countersinking jigs and fixtures
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator or tool supplier before ordering to confirm this unit meets your specific countersinking requirements.
Works With
- Standard drill press chucks and collets
- CNC machining centers with standard tool holders
- Manual drilling operations and hand tools
