Which carbide drill bits are best for hard rock?

Shallow carbide cross bits – Good for hard rock and the short tungsten carbide inserts will deliver a moderate service life. Carbide button bits – Available in 1 3 ⁄ 8 " to 2.25" diameter and prove to be more effective in very hard rock, especially when using the heavier classes of rock drills.

How are our rock drill bits manufactured & approved?

All of our rock drill bits are manufactured and approved according to the strict standards that are set in place by the API and the IADC.

Does Crowder supply sell carbide drill bits?

*For drilling small holes see: Whirly Bits Crowder Supply offers full, shallow, and button carbide rock drill bits including H, D, and E thread steel in multiple sizes. Free Shipping on Qualified Orders.

What kind of drill bits do you offer?

Our woodboring bits are perfect for making precise holes in wood, while our masonry bits are ideal for concrete and brick. For specialized tasks, we offer countersink drill bit sets, end mill sets, auger drill bits, and mortise and hinge bits.

What kind of drill bits do you need for masonry?

High carbon steel drill bits can bore into metal and wood, especially if it is hardwood. You'll need masonry drill bits for help drilling through brick, stone, or concrete — the strongest of which feature tungsten carbide tips. Carbide drill bits work in both regular and hammer drills for brick and mortar work.

Where can I buy a drill & driver bit?

Harbor Freight has the lowest prices on an extensive selection of drill bits, driver bits, and impact-rated bits. Drill and driver bits are essential tools for any carpenter, woodworker, or DIY enthusiast. At Harbor Freight Tools, we offer a wide selection of drill and driver bits to help you tackle any project with ease.