Ronix 8101K

Featuring a heavy-duty, full-length, heat-treated shank for protection against bends and breaks, DeWalt Spade Bits are equipped with high-performance cutting spurs for optimum hole finish.

Milwaukee Thunderbolt black oxide drill bits are designed for extreme durability and long life. The Thunderbolt web features a thicker core than a standard drill bit to provide ultimate strength and p more→rotect against side load breakage. A specially designed parabolic flute form clears chips fast, while the 3-flat Secure-Grip shank holds the bit firmly in the drill chuck. Effective for drilling on curved surfaces, Milwaukee Thunderbolt black oxide bits require less effort to drill through metal, wood and PVC, and are highly recommended for use with portable drills. The set comes in a resilient case.

Milwaukee Shockwave Impact Duty #2 3/16 - 1/2 in. Step Bits are engineered to deliver the most durable and fastest impact step bit hole drilling solution. Our step drill bits are made with global mate more→rials and give you best-in-class performance in impact drivers with the versatility to be used in drills. The 1/4 in. hex shank has an optimized Shockzone body providing you with the industry’s most durable shank. A Titanium Aluminum Nitride (TiAlN) coating helps deliver 5x longer life, while the Rapid Strike tip and dual spiral flute produces 2x faster holes