5 Pack Diamond Coated Drills Size #50

These diamond-coated drills are ideal for working with stones, glass, pearls, and ceramics. The diamond is evenly plated on high speed steel blanks for maximum life, delivering long-lasting performance for precise drilling. For best results, always use a very small amount of water or coolant during drilling to prolong drill life and achieve a faster cut. This combination makes the set perfect for hobbyists and professionals alike, enabling clean holes with minimal wandering.

• Includes five drills in size #50 for precise hole sizing and repeatability
• Diamond-coated on high speed steel blanks for extended life and durability
• Excellent performance on stones, glass, pearls, and ceramics with smooth cutting action
• Even plating technology ensures uniform cutting and reduced wandering during drilling
• Minimal coolant required to maximize cutting speed and tool longevity

Whether assembling jewelry, repairing glassware, or crafting stone-inlay designs, this 5-pack delivers dependable performance time after time.

Ready to upgrade? Add to cart now to start drilling with confidence.