disk - down
- double software limit
- double spindle chucker
- double stroke
- double swivel joint
- double swivel-mounted spindle head
- double tapered coupling
- double tenon
- double thread
- double tool holder
- double tool magazine
- double transmission
- double tube system
- double turning center
- double V guides
- double warp fabric
- double wheel
- double wheel lapping machine
- double wound synchronous generator
- double-access angle
- double-access angle plate
- double-acting
- double-acting compressor
- double-acting cylinder
- double-acting cylinder lock
- double-acting deburring tool
- double-acting hammer
- double-acting hydraulic motor
- double-acting pin
- double-acting piston
- double-acting piston compressor
- double-acting power cylinder
- double-acting pump
- double-acting steam hammer
- double-acting unit
- double-action die
- double-action press
- double-action pressing
- double-action slide
- double-action slides
- double-action tapping
