68411 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack)Parabolic flute drills are designed to allow deep hole drilling without frequent drill removal to clear chips. Parabolic flute drills preform best in low to medium tensile strength materials. Click Here for product catalog Proudly Manufactured in the U. S. A

15 Service Factor

Great for paint and body shops

Center Distance: 6

Click here for spec sheet: SBFL Spec Sheet

Variable speed

Heavy guage two-piece housing has rust proof plated finish

Straight/Spiral Tooth: Spiral Tooth

Can be used with our plastic tubing products

Recessed screw head provides an outside surface free of major projections for safety

CLICK HERE for product catalog with overview

Temperature Range Working Pressure @ 70°F TP4 1/4" 17/32" -20°F-150°F 300 psi TP6 3/8" 21/32" -20°F-150°F 300 psi

this provides the least amount of flow restriction