What speed would be ideal for drilling 1/2" holes through heat treat 4130 3mm thick?
Not milling, but just straight up punching big vent holes type of thing?
Can't recall, my shop teacher would be PISSED.
Thanks - Garro.
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Drill speed
What speed would be ideal for drilling 1/2" holes through heat treat 4130 3mm thick?
Not milling, but just straight up punching big vent holes type of thing?
Can't recall, my shop teacher would be PISSED.
Thanks - Garro.
Steve Garro, Coconino Cycles.
Frames & Bicycles built to measure and Custom wheels
Hecho en Flagstaff, Arizona desde 2003
www.coconinocycles.com
www.coconinocycles.blogspot.com
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