Then the lid spring is replaced on trap and additional inletting is done to accommodate both spring and screw. The psuedo gunsmith spent almost two hours in his attempt to correct the fault, then handed the gun back to its owner, saying, 'Two dollars and a half, please. Prada Stores Zurich Switzerland. After filing and sanding until smooth, grips are buffed with muslin wheel, white buffing compound. If the nail catches and a sawing effect is felt, this area should be honed with an Arkansas hard stone of proper size and shape. Prada Stores Zurich Switzerland. The lines and conformation of the stock should be kept within the limits of good gun design. The method of cleaning any firearm is basically the same whether it fires a shotshell or cartridge. Prada Stores Zurich Switzerland.