Fastenings for a boiler

Quantity in a box: 200 pieces

The fixture is widely applied in sanitary works. The nylon plug is inserted into the opening drilled under diameter of the expansion bolt shield (chopik), and the metal midstream is twisted in it. Material for screwing can be various - a brick, concrete, the brick block. The expansion bolt shield reliably keeps in a wall under the influence of friction forces - when screwing a metal core in the expansion bolt shield occurs raszhaty the expansion bolt shield in a wall.