93HRC Multi-Purpose Drill Bit – Professional Strength for the Hardest Materials

Extreme durability and precision drilling for demanding applications.

The 93HRC multi-purpose drill bit is engineered for professionals who demand precision, power, and long-lasting performance. Manufactured from high-performance YG6A alloy steel with an impressive hardness rating of 93 HRC, it delivers up to 30 times longer service life compared to standard drill bits, even under continuous heavy use.

Advanced Cutting Technology

Featuring an advanced 4-edge serrated cutting design, this drill bit provides fast, clean, and low-effort drilling. It penetrates smoothly through both delicate surfaces and extremely hard materials while maintaining consistent accuracy.

• Professional Multi-Material Application: Designed for porcelain, granite, marble, glass, stainless steel, concrete, wood, PVC, aluminum, and more.
• Exceptional Durability: Up to 30 times longer lifespan than conventional drill bits.
• High-Precision Cutting: 4-edge serrated design increases drilling speed and reduces machine strain.
• Advanced Construction: YG6A alloy steel with 93HRC hardness for superior impact resistance.
• Multiple Size Options: Complete set includes 6 mm, 8 mm, 10 mm, and 12 mm sizes.
• Smart Design: Hex shank for improved grip, engraved size markings, and dual-flute structure for efficient debris removal.

Built for Demanding Work Environments

Standard drill bits wear out quickly, slow down productivity, and increase material waste. This multi-purpose drill bit is designed to maintain sharpness, stability, and drilling efficiency, allowing you to complete tough jobs faster with professional-grade results.

Technical Specifications

• Material: YG6A alloy steel (93 HRC hardness)
• Included Sizes: 6 mm, 8 mm, 10 mm, 12 mm
• Lengths:
• 6 mm – 100 mm
• 8 mm – 115 mm
• 10 mm – 122 mm
• 12 mm – 122 mm
• Recommended Materials: Porcelain, granite, marble, glass, ceramic, concrete, wood, PVC, metal sheets, stainless steel, aluminum
• Color: As shown in product images

Why Choose This Multi-Purpose Drill Bit?

• Professional-grade strength with 93HRC hardness
• Up to 30× longer lifespan than standard drill bits
• Fast, accurate drilling across multiple materials
• Complete kit suitable for professional and DIY projects
• High-performance tool designed for demanding applications