Drifter

{
  "id": "MLC-T-IND-001862",
  "term": "Drifter",
  "field": "Industrial and trades",
  "definition": "A powerful, air-powered percussion drill mounted on a column or jumbo for drilling horizontal or near-horizontal blast holes in underground mining and tunneling. The drill, also called a drifter drill, advances along a feed shell as it operates, allowing for the creation of long, straight holes for explosives. Modern drifters are hydraulic and feature anti-jamming rotation mechanisms and high penetration rates, measured in meters per minute.",
  "subject": "Mining and extraction",
  "translations": {
    "de": "Stoßer",
    "es": "perforador",
    "fr": "foreur"
  },
  "url": "https://mlchart.com/terminology/industrial/drifter/"
}