Size: Total Length 17cm? 4cm long brush

Material: resin? copper? steel? nylon

A bag with three small brush? the brush is not the same? this is the price of two packages

Blue handle - white nylon brush? mainly scrub tiles? pipes and other surface dirt mouth

White handle - gold wire brush? scrub the main hood and dirt on the stove?

Yellow handle - silver stainless steel head? said to be used to scrub the rust pipes can be used in place of oil more serious