HSS 1-11/16 x 12 Taper Length Drill Bit: Comprehensive Guide for Industrial Applications
HSS 1-11/16 x 12 Taper Length Drill Bit
Professional-grade high-speed steel drill bit for industrial deep hole drilling applications
Product Overview
The HSS 1-11/16 x 12 drill bit represents a premium industrial-grade cutting tool designed for demanding deep hole drilling applications. With a diameter of 1-11/16 inches (approximately 42.86mm) and an overall length of 12 inches, this taper length drill bit is engineered for precision drilling in thick materials where standard-length drills cannot reach.
Product Demonstration Video
Watch the HSS 1-11/16 x 12 drill bit in action during industrial drilling operations
Technical Specifications
| Parameter | Specification | Details |
|---|---|---|
| Diameter | 1-11/16 inches | Approximately 42.86mm |
| Overall Length | 12 inches | 304.8mm |
| Cutting Depth | 9 inches | 228.6mm |
| Material | High-Speed Steel (HSS) | Premium industrial grade |
| Shank Type | Taper Shank | For heavy-duty applications |
| Drill Type | Taper Length Drill | Extended reach design |
| Point Angle | 118° Standard | Optimal for general purpose drilling |
| Flute Type | Spiral Flute | Efficient chip removal |
Key Features and Benefits
Deep Hole Drilling Capability
With a 9-inch cutting depth, this drill bit excels in applications requiring deep penetration through thick materials, making it ideal for structural steel, heavy machinery components, and industrial fabrication.
High-Speed Steel Construction
Manufactured from premium HSS material, offering excellent heat resistance, durability, and extended tool life compared to standard carbon steel drills.
Taper Shank Design
The taper shank provides superior grip and torque transmission, reducing slippage and ensuring precise drilling in heavy-duty industrial applications.
Precision Ground Flutes
Optimized flute geometry ensures efficient chip evacuation, reducing heat buildup and preventing chip clogging during extended drilling operations.
Industrial Applications
The HSS 1-11/16 x 12 drill bit is specifically designed for demanding industrial environments including:
- Structural Steel Fabrication: Drilling through I-beams, channels, and heavy plate materials
- Heavy Machinery Manufacturing: Creating mounting holes in machine bases and frames
- Construction Equipment: Drilling through thick metal components in excavators, cranes, and bulldozers
- Shipbuilding: Penetrating thick hull plates and structural components
- Oil and Gas Industry: Drilling through pipeline components and pressure vessel materials
- Bridge Construction: Creating bolt holes in structural steel members
Frequently Asked Questions (FAQ)
This HSS drill bit is suitable for drilling various materials including mild steel, structural steel, alloy steel, cast iron, and non-ferrous metals like aluminum and brass. It's particularly effective in industrial metalworking applications.
This drill bit requires a heavy-duty drill press or magnetic drill with sufficient power and torque capacity. The taper shank design is compatible with standard industrial drill press spindles and magnetic drill chucks.
For optimal performance with the 1-11/16" diameter, recommended parameters include: RPM 150-250, feed rate 0.004-0.008 inches per revolution, and use of cutting fluid for heat dissipation and chip removal.
This taper length drill bit offers approximately 3 times the cutting depth of standard jobber-length drills, making it essential for deep hole applications where standard drills cannot reach.
Regular maintenance includes proper cleaning after use, inspection for wear or damage, sharpening when necessary, and proper storage to prevent corrosion. Always use appropriate cutting fluids to extend tool life.
Industry Trust Metrics
Technical References and Standards
This HSS drill bit complies with international industrial standards including:
- ANSI B94.11M: American National Standard for Twist Drills
- ISO 235: International Standard for Twist Drills
- DIN 345: German Standard for Twist Drills
- JIS B 4301: Japanese Industrial Standard for Twist Drills
External Citations: According to industry sources, HSS drill bits remain one of the most commonly utilized materials in drill bit manufacturing due to their excellent balance of hardness, toughness, and heat resistance. The 1-11/16" size represents a critical diameter for structural applications, while the 12" length provides the extended reach necessary for deep hole drilling in industrial settings.
Conclusion
The HSS 1-11/16 x 12 taper length drill bit represents a professional-grade industrial cutting tool designed for demanding deep hole drilling applications. With its premium high-speed steel construction, extended 12-inch length, and 1-11/16" diameter, this drill bit provides the reach and cutting capacity necessary for structural steel fabrication, heavy machinery manufacturing, and other industrial applications where standard-length drills cannot perform. Proper selection of drilling parameters, machine compatibility, and maintenance practices will ensure optimal performance and extended tool life in industrial environments.
