{
 "object": "perforated-metal-round-hole-standard-patterns",
 "license": "CC BY 4.0, Xem Studio",
 "files": [
  {
   "name": "perforated-plate-round-1-16in-on-1-8in-60deg-100x75mm-t0.0359in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-16in-on-1-8in-60deg-100x75mm-t0.0359in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-16in-on-1-8in-60deg-100x75mm-t0.0359in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø1.587 mm (1/16 in) holes on 3.175 mm (1/8 in) centres, 60° staggered (rows along the length), thickness 0.912 mm (0.0359 in) as McNichols item 16111820 lists it; 263 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  },
  {
   "name": "perforated-plate-round-1-8in-on-3-16in-60deg-100x75mm-t0.0747in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-8in-on-3-16in-60deg-100x75mm-t0.0747in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-8in-on-3-16in-60deg-100x75mm-t0.0747in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø3.175 mm (1/8 in) holes on 4.762 mm (3/16 in) centres, 60° staggered (rows along the length), thickness 1.897 mm (0.0747 in) as McNichols item 16183114 lists it; 103 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  },
  {
   "name": "perforated-plate-round-3-16in-on-1-4in-60deg-100x75mm-t0.0747in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-3-16in-on-1-4in-60deg-100x75mm-t0.0747in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-3-16in-on-1-4in-60deg-100x75mm-t0.0747in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø4.762 mm (3/16 in) holes on 6.350 mm (1/4 in) centres, 60° staggered (rows along the length), thickness 1.897 mm (0.0747 in) as McNichols item 16311414 lists it; 59 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  },
  {
   "name": "perforated-plate-round-3-16in-on-5-16in-60deg-100x75mm-t0.1196in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-3-16in-on-5-16in-60deg-100x75mm-t0.1196in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-3-16in-on-5-16in-60deg-100x75mm-t0.1196in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø4.762 mm (3/16 in) holes on 7.938 mm (5/16 in) centres, 60° staggered (rows along the length), thickness 3.038 mm (0.1196 in) as McNichols item 1P315111 lists it; 33 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  },
  {
   "name": "perforated-plate-round-1-4in-on-3-8in-60deg-100x75mm-t0.1875in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-4in-on-3-8in-60deg-100x75mm-t0.1875in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-4in-on-3-8in-60deg-100x75mm-t0.1875in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø6.350 mm (1/4 in) holes on 9.525 mm (3/8 in) centres, 60° staggered (rows along the length), thickness 4.762 mm (0.1875 in) as McNichols item 16143831 lists it; 27 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  },
  {
   "name": "perforated-plate-round-1-2in-on-11-16in-60deg-100x75mm-t0.1875in",
   "step": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-2in-on-11-16in-60deg-100x75mm-t0.1875in.step",
   "stl": "/files/hardware/perforated-metal-round-hole-standard-patterns/perforated-plate-round-1-2in-on-11-16in-60deg-100x75mm-t0.1875in.stl",
   "note": "Round-hole perforated plate sample, 60 × 45 mm: Ø12.700 mm (1/2 in) holes on 17.462 mm (11/16 in) centres, 60° staggered (rows along the length), thickness 4.762 mm (0.1875 in) as McNichols item 18126131 lists it; 3 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice"
  }
 ]
}