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Klein Tools Logo Vaco Bull Driver® Plastic-Handle Screwdrivers

Bull Driver Screwdrivers Vaco Bull Driver® Plastic Handle Screwdrivers
The most powerful screwdrivers you can buy.
Over-sized handle is 35% bigger, delivering up to 50% extra power to perform tough jobs with minimum effort and maximum comfort.
Exclusive Comfordome® handles, fully fluted with chamfered edges for fatigue-free driving. No sharp edges.
High impact, break-resistant handles are impervious to most acids and alkalies.
Durable chrome-vanadium tempered-steel shafts and nickel-chrome precision forged and polished blades with black tips.


Manufactured by:
Vaco Tools Logo
A Subsidiary of Klein Tools



WARNING: Do not use any screwdriver on live electrical circuits.

Always wear approved eye protection.
Square-Shank, Keystone-Tip

Bull Driver® Plastic-Handle Screwdrivers

  • The most powerful screwdrivers you can buy.
  • Over-sized handle is 35% bigger, delivering up to 50% extra power to perform tough jobs with minimum effort and maximum comfort.
  • Bull Driver screwdrivers feature exclusive Comfordome handle, fully fluted with chamfered edges for fatigue-free driving, plus durable chrome-vanadium tempered-steel shafts and nickel-chrome precision forged and polished blades with black tips.


  • Keystone-Tip Square-Shank Screwdriver Keystone-Tip
    BD284 $8.50
    Shank Tip Width Shank Length Overall Length
    1/4 4 8  1/2
    BD286 $9.50
    Shank Tip Width Shank Length Overall Length
    1/4 6 10  1/2
    BD306 $10.75
    Shank Tip Width Shank Length Overall Length
    5/16 6 11  3/16
    BD308 $12.50
    Shank Tip Width Shank Length Overall Length
    5/16 8 13  3/16
    BD310 $14.00
    Shank Tip Width Shank Length Overall Length
    5/16 10 15  3/16
    BD410 $13.25
    Shank Tip Width Shank Length Overall Length
    3/8 10 15  3/16
    BD412 $15.00
    Shank Tip Width Shank Length Overall Length
    3/8 12 17  3/16

      All screwdriver dimensions given in inches.


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