Kerfgrid
Machine shop Checked Oct 8, 2026

D & D Machinery & Sales Inc

San Antonio, TX · production

ddmach.comRequest a quote
Certifications · select one to see where it is stated
About

Designs, machines, fabricates, and assembles ground support equipment for aircraft such as the F-35 and C-17, and performs overhauls and depot-level maintenance for military and commercial customers. The company reports prime contract work with Boeing and the US Air Force.

Summary written by Kerfgrid from ddmach.com.

Processes

Select a process to see the sentence it comes from.

Materials
Stainless steel, aluminum
Industries
Aerospace, defense
Volumes
Production
On the shop floor
3 machines listed on ddmach.com
  • Hexagon Metrology Global S
  • Eaton Leonard CNC hydraulic tube bender
  • 96” Wheelabrator swing table
Where each detail comes from
  • Processes · Fabrication
    “specializing in design, machining, fabrication and assembly of aerospace ground support equipment”
    ddmach.com
  • Processes · CNC milling
    “CNC machining centers 3-4-5 axis, horizontal and vertical operations”
    ddmach.com/capabilities/
  • Processes · CNC turning
    “Lathes with a capacity of up to 14” Hollow Spindle and 12-foot centers”
    ddmach.com/capabilities/
  • Processes · 5-axis machining
    “Five axis Vertical Machining Centers utilizing trunnion-style rotary/tilt table”
    ddmach.com/capabilities/
  • Processes · Welding
    “Welding Shop 27,000 sq. ft. with 16 welding stations”
    ddmach.com/capabilities/
  • Processes · Press brake bending
    “Shear and Press Brake capacity for all size raw materials with brake capacity to 150 tons.”
    ddmach.com/capabilities/
  • Processes · Saw cutting
    “Automatic horizontal 20” x 20” rectangular and 20” round, vertical tilt frame band saws.”
    ddmach.com/capabilities/
  • Processes · Tube bending
    “Eaton Leonard CNC hydraulic tube bender capacity 1.75 diameter x 20’ long.”
    ddmach.com/capabilities/
  • Processes · Deburring and finishing
    “Automated vibratory deburr cell with four vibratory compartment rotary hoppers.”
    ddmach.com/capabilities/
  • Processes · Painting
    “The company has two paint booths on-site.”
    ddmach.com/capabilities/
  • Processes · Blasting
    “600 sq. ft. integrated pre-engineered blast room”
    ddmach.com/capabilities/
  • Processes · 3D printing
    “3D Metal Printing – fast tooling times”
    ddmach.com/capabilities/
  • Processes · Assembly
    “Assembly building for sub-assembly and end item completion and testing”
    ddmach.com/capabilities/
  • Processes · Repair and rebuild
    “Overhauls for compressors, generators both 60hertz and 400hertz”
    ddmach.com/capabilities/
  • Processes · Engineering and design
    “specializing in design, machining, fabrication and assembly of aerospace ground support equipment”
    ddmach.com
  • Materials · Stainless steel
    “Welding disciplines for steel, stainless, aluminum, using TIG, MIG, Arc, oxygen and acetylene.”
    ddmach.com/capabilities/
  • Materials · Aluminum
    “Welding disciplines for steel, stainless, aluminum, using TIG, MIG, Arc, oxygen and acetylene.”
    ddmach.com/capabilities/
  • Certifications · ISO 9001
    “ISO 9001-2015 Certificate”
    ddmach.com
  • Industries · Aerospace
    “Ground Support for the Aerospace and Defense Industry”
    ddmach.com/capabilities/
  • Industries · Defense
    “aerospace ground support equipment for Commercial and Department of Defense applications”
    ddmach.com