Fuller's Type "X" counterbores are designed to cut faster and deeper in hardwoods. Adaptable to high or low speed spindles and hardened for long service. Four-blade rugged construction cuts a smooth hole and stays sharp longer. Legend below explains sizing. Select your item(s) then click Add to Cart.
- CBD = Cutting Bore Diameter
- CDHD = Center Hole Diameter
- OL = Overall Length
W.L. Fuller Inc. is a family owned, third generation, manufacturer of the best countersinks, counterbores, plug cutters, taper point drills, brad-point drills, and step drills. They have over 60 years of experience in manufacturing tools to cut woods, plastics, and metals.