Joshua Bowers Steeldriver Rotary - Black EOL the balance between speed and

the balance between speed and power is important

Quick flow rate with maximum workability for solid saturation

What it is: A bright ocean-like blue ink from Master Mike

The Steeldriver design builds off the phenomenon of the cam quarters as mentioned in my book “The Right Tool For The Job”

Joshua Bowers Steeldriver Rotary - Black EOL the balance between speed andIntroducing the Steeldriver. After over a year of design and testing the Steeldriver is ready. It has proven to be an incredibly capable liner and shader with cartridges and needle tube setup. The stroke characteristics of the Steeldriver are different than the other Bowers models in that it takes the stroke philosophy and mechanical give to the next level. The Steeldriver is more snappy off the tip than any other Bowers machine, it still has that