Professional 5-piece universal drill set with carbide tips for drilling in concrete, steel, aluminum, ceramics, wood, and PVC. Features hex shank design compatible with battery drills and impact drivers.
The Yato YT-44789 is a professional-grade 5-piece universal drill set designed for versatile drilling applications across multiple materials. This comprehensive set features universal drills with specially engineered spiral geometry that enables efficient drilling in concrete, steel, aluminum, ceramics, wood, and PVC materials. Each drill bit is constructed with a #45 carbon steel body featuring a hardness rating of 42-45 HRC, combined with a wolfram carbide (YG6X) blade tip with exceptional hardness of 89-91 HRC, ensuring durability and resistance to wear and damage.
The set includes five precision-engineered drill bits with diameters of 4mm, 5mm, 6mm, 8mm, and 10mm, each with optimized working lengths of 30mm, 30mm, 30mm, 45mm, and 70mm respectively, and overall lengths of 85mm, 85mm, 85mm, 100mm, and 120mm. All bits feature a 1/4" (6.3mm) hexagonal handle that provides secure fastening to battery-powered screwdrivers and impact drivers, making them ideal for both professional and DIY applications. The spiral geometry design accelerates spoil removal, delivering efficient, fast, and reliable drilling performance.
These universal drills are engineered for maximum performance across diverse applications including masonry work, metal fabrication, ceramic tile drilling, and general construction tasks. The combination of advanced materials, precision engineering, and thoughtful design makes this set an essential tool for any workshop or construction site, offering exceptional value and reliability for both professional contractors and home improvement enthusiasts.
Key Features
- Wolfram carbide (YG6X) blade tips with 89-91 HRC hardness for superior durability
- Carbon steel drill body with 42-45 HRC hardness for strength and reliability
- Special spiral geometry design accelerates spoil removal for efficient drilling
- Universal application - drills concrete, steel, aluminum, ceramics, wood, and PVC
- 1/4" (6.3mm) hexagonal handle compatible with battery drills and impact drivers
- Set includes 5 precision drills: 4mm, 5mm, 6mm, 8mm, and 10mm sizes
- Optimized working lengths for each drill size ensure precise drilling depth
- Professional-grade construction for both commercial and DIY applications
Technical Specifications
| Specification |
Value |
| Brand | Yato |
| Product Code | YT-44789 |
| Series | GRD |
| Number of Pieces | 5 |
| Drill Diameters | 4mm, 5mm, 6mm, 8mm, 10mm |
| Overall Length | 85mm, 85mm, 85mm, 100mm, 120mm (respectively) |
| Working Part Length | 30mm, 30mm, 30mm, 45mm, 70mm (respectively) |
| Holder Size | 1/4" (6.3mm) Hexagonal |
| Holder Type | Hexagonal |
| Drill Body Material | #45 Carbon Steel |
| Blade Material | YG6X Wolfram Carbide |
| Body Hardness | 42-45 HRC |
| Tip Hardness | 89-91 HRC |
| Applications | Concrete, Steel, Aluminum, Ceramics, Wood, PVC |
| Warranty | Manufacturer's warranty included |
