The Master Lock Pro Series 6327 Padlock is a large, heavy-duty lock made of steel with a 20mm shackle size. It comes in a sleek black colour with a metallic finish, featuring a key mechanism for security with a rating of 10. This padlock is designed by the reputable brand Master Lock and is manufactured in the United Kingdom. With two keys included, this padlock is a reliable choice for securing your property or belongings with peace of mind.