



51-Piece HSS Twist Drill Kit, 1.0–6.0mm, Titanium Nitride Coated
Complete 51-piece twist drill set in organized metal case. HSS6542 steel with TiN coating for precision drilling in steel, cast iron, and non-ferrous metals.
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51-Piece HSS Twist Drill Kit, 1.0–6.0mm, Titanium Nitride Coated
Brief Overview
This 51-piece twist drill kit delivers the precision and durability your shop needs for daily metal drilling operations. Built from HSS6542 high-speed steel with titanium nitride coating, each drill handles demanding applications across steels, cast iron, and non-ferrous metals. The organized metal case with labeled plastic holder ensures quick bit selection and minimal downtime. If your inventory also includes specialty extraction tools for damaged fasteners, this foundational drill set complements them perfectly for comprehensive fastener removal and installation workflows.
Key Features
- 51 Continuous Sizes: Covers 1.0mm to 6.0mm in 0.1mm increments (1.0, 1.1, 1.2 ... 6.0)
- HSS6542 Material: Premium high-speed steel for extended tool life and consistent performance
- Titanium Nitride Coating: Wear-resistant surface reduces friction, extends edge life, and improves heat dissipation
- Cylindrical Shank: Standard straight shank for universal chuck compatibility
- Two-Tier Organized Holder: White plastic insert with printed millimeter markings for quick identification
- Metal Storage Case: Durable blue metal box with hinged lid and secure latch protects drills from damage and loss
- Recessed Parts Compartment: Black tray for storing small fasteners or replacement shanks
Business Advantages for Resellers
- High Stock Rotation: Continuous size range (51 pieces) means faster depletion and repeat orders
- Minimal Returns: Complete size spectrum eliminates customer frustration over missing sizes
- Competitive Bulk Pricing: Ideal for fleet mechanics, maintenance departments, and job shops—all high-volume buyers
- Long Shelf Life: HSS with TiN coating resists oxidation; minimal spoilage in inventory
- Professional Presentation: Metal case adds perceived value; customers see quality before opening
- Cross-Sell Opportunity: Pair with extraction sets or specialized fastener tools for higher basket value
Technical Specifications
| Specification | Details |
|---|---|
| Piece Count | 51 |
| Size Range | 1.0–6.0mm (0.1mm increments) |
| Material | HSS6542 high-speed steel |
| Coating | Titanium nitride (TiN) |
| Shank Type | Cylindrical (straight) |
| Flute Design | Spiral flute |
| Applications | Alloyed/unalloyed steels, cast steel, gray and nodular cast iron, sintered powder metals, graphite, bronze, plastics, non-ferrous metals |
| Storage | Hinged metal case with organized plastic holder |
Reseller Value Proposition
This kit addresses the most common hole-drilling scenarios in automotive, maintenance, and light fabrication work. The 0.1mm increment sizing eliminates customer excuses ("I couldn't find the right size"); the TiN coating justifies a modest price premium over uncoated alternatives, protecting your margin. The professional metal case transforms this from a commodity item into a perceived premium product—a psychological edge that supports retail positioning and repeat purchases.
Stock this as your foundational drill offering. Resellers report consistent demand; end users appreciate having a complete, organized set rather than piecing together assorted bits.