03969 Type 240-DB Jobber Length Hardened and Ground Bright Finish Drill Blank (12 pack)Fully hardened drill blanks typically used as hole size and bushing gauges. May also be used as guide pins for die sets. Tolerances: +. 0000 . 0005 thru 1 4" +. 0000 . 0007 over 1 4" Click Here for product catalog Proudly Manufactured in the U. S. A

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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

Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input

• Automatic Reset

Nut andamp

Equipped standard with 0-125 psi regulator spring

non-marring finish

Body Material Aluminum

With Teflon as their major ingredient

Sterilization Tempurature Up to 280°F (138 °C)

When run with standard stock spur gears

• Made in the U