MANUFACTURING & ENGINEERING

 

 

 

 

Gun drilling is a process for machining deep holes with precise straightness, roundness, size, and finish.

  • A rotating tool (gun drill) is slowly fed into a work piece
  • High pressure coolant, or cutting oil, is pumped through the specially designed gun drill to the cutting edge
  • The coolant carries the chips away along a flute, or groove, in the gun drill
  • The chips are carried to the chip box
  • The chips and coolant flow along a chute to the coolant system
  • In the coolant system, the chips are filtered from the coolant and the coolant temperature is lowered in a heat exchanger
  • A high-pressure pump sends the coolant back through the gun drill, and the cycle repeats

    We gun drill aerospace and commercial hardware from space-age alloys of titanium, stainless steels and Inconels, as well as steel and aluminum.

    Powill Manufacturing & Engineering, Inc. has the solution
     

    • Specializing in Gun Drilling for over Twenty years
    • Drilling capacity up to thirty inches in length
    • Hole diameters from .125 to 1.500 inches
    • High production facility to meet your manufacturing goals
 

 

 

 

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21039 North 27th Avenue 
Phoenix, Arizona 85027 

Phone (623) 780-4100 
Fax (623) 780-4141 
E-mail:
powill@powill.com

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All rights reserved