providing of house factory raw materials 2. - call - procurement of materials necessary for the assembly of lightweight family houses: procurement of goods scope of the public procurement procedure: the tenderer wishes to purchase materials necessary for the assembly of lightweight family houses within the work of a work purchase agreement. 1. flat large-head self-drilling opel sheet l screw 400,000 pcs. 2. industrial cutting disc 180 pcs. 3. cutting disc 180 pcs. 4. flap grinding disc 50 pcs. 5. industrial measuring tape 20 pcs. 6. zinc spray 200 pcs. 7. one-way pallet 90 pcs. 9. galvanized sheet steel roll 225,000 kg the bidder undertakes to call for 70% of the work quantity indicated above, the bidder is end, but not obliged, to call for the remaining amount during the duration of the contract. if the quantity representing 70% of the quantity is not a whole number, the bidder shall always round up.