The pinnacle of hardness, used primarily for fragile or ultra-hard materials like glass , ceramics, and porcelain. 2. Choose the Right Coating for Longevity Coatings reduce friction and protect the bit from wear. Choose the Best Drill Bits for Your Next Project
The most common and economical choice for general-purpose drilling in wood, plastic, and soft metals like aluminum. buy drill bit set
Engineered with 5-8% cobalt to handle high heat. These are the gold standard for stainless steel , cast iron, and other hardened metals. The pinnacle of hardness, used primarily for fragile