35490 Type 221-P Heavy-Duty Parabolic Flute Taper Length Black Oxide Tang Drive 135Â degree Split Point Drill Bits 0.813" ID Temperature Range Working Pressure @

Temperature Range Working Pressure @ 70°F L14 1/4" 1/2" -40°F-212°F 300 psi L38 3/8" 21/32" -40°F-212°F 300 psi L12 1/2" 13/16" -40°F-212°F 300 psi

Click here for spec sheet: SUCSPX Spec Sheet

Spiral tooth Miter Gears are better suited for higher speeds and high torque applications

trouble free service life

Size 50- 4

35490 Type 221-P Heavy-Duty Parabolic Flute Taper Length Black Oxide Tang Drive 135Â degree Split Point Drill Bits 0.813" ID Temperature Range Working Pressure @Parabolic flute drills are designed to eliminate the need for frequent drill retraction when deep hole drilling in low to medium tensile strength materials. The split point and heavy duty design provide superior performance by permitting higher feed rates and continuous drilling of deep holes. Click Here for product catalog Proudly Manufactured in the U. S. A