Speedbor Max is the fastest Speedbor Ever

Tri-flute design for faster chip ejection

There are 3 cutting edges for added durability and the full screw tip allows the bit to self feed for easier pull-through

1/4" quick change hex shank prevents slipping in drill chucks and bit extensions

Fits all standard quick change chucks and adapters

Set includes 5/8", 3/4", and 1" Speedbor Max