Composite Drill Double Bearing These 3-wing carbide tipped drills

These 3-wing carbide tipped drills are designed for extended life in fiberglass and other composites

roughing spiral with 5/8" cutting diameter

round nose bit with 1-1/2" cutting diameter

As their name implies

DOUBLE BEARING: Double bearing design provides enhanced surface contact against templates

Composite Drill Double Bearing These 3-wing carbide tipped drillsThese drills have all the attributes of the 803 series but with a larger 1 4 diameter center hole as requested by several industrial users. This bit is supplied with a 1 4 Taper Point Drill bit that allows better control when trying to make a gentle entry. These bits can also be used with the 1 4 Pilot Rod (supplied) in applications that follow a 1 4 pre drilled guide hole. This series has proven to be very effective in soft, gummy materials such as