How It's Made S13 E12

Hammers, Swiss Cheese, Roller Skates, Coloured Pencils

Carbon Fiber Bicycles, Blood Products, Forged Chandeliers, Ballpoint Pens

Swiss Army Knives, Player Piano Rolls, Oil Tankers, Racing Wheels

Bowling Balls, Barber Poles, Felt, Radar Guns

Copper Pipe Fittings, Cylinder Music Boxes, Pepper Mills, Hot Rod Steering Columns

Gears, Leather Watchbands, Vitrelle Dishes, Kitchen Shears

Pressure Cookers, Mechanical Singing Birds, Oceanographic Buoys, Tank Trailers

Aluminum Boats, Alpine Horns, Luxury Watches

All-Terrain Vehicles, Alpine Skis, Laser Cutters, Marble Sculptures

Socket Sets, Leather Shoes, Aluminum Water Bottles, Bike Chains

Carved Wood Sculptures, Flatware, Cow Bells, Fountain Pens

Cookware, Inlaid Boxes, High-Efficiency Water Heaters, Vespa Scooters