PW56 - Oil Drum Taps PW56 - Oil Drum Taps PW56 - Oil Drum Taps White Metal Castings £2.50 Quantity: at £2.50 each Add To Basket 7 in stock. Set contains a simple tap for a horizontal oil drum and a pump for an upright drum. Both have separate handles. Ideal for use with our PW20 Oil Drums & PW57 Oil Drum cradle to create an oil store scene. Product is supplied unpainted.