Walter 01M539 39/64" SST+ 135° 1/2" Prentice Drill Bit — Weld Shop Supply Skip to content

    Walter 01M539 39/64" SST+ 135° 1/2" Prentice Drill Bit

    by Walter
    Original price $43.85 - Original price $385.97
    Original price
    $43.85
    $43.85 - $385.97
    Current price $43.85
    SKU 01M539

    Walter 01M539 39/64" SST+ 135° 1/2" Prentice Drill Bit

     

     

    SST+ 1/2" Prentice are heavy-duty large diameter drill bits for use in portable drills, drill presses and magnetic base drills with 1/2" chuck capacity. Their extra hard tips allow for the drilling of many more holes between re-sharpenings. They are made with a cobalt blend for longer life. 

     

    • Drill Size: 39/64"
    • Flute Length: 3-1/8"
    • Overall Length: 6"
    • For high tensile steel, fits in a 1/2" chuck
    • 3 flats on shank prevent slippage inside chuck
    • Drill more holes, faster
    • Exclusive point geometry eliminates pre-drilling 
    • Special bronze SST surface treatment