Dear Sir, We Precision Fast Tech India are Leading Manufacturers of Machine Screws, due to catering Demand we Require Drywall Screws in huge Quantity. Sizes are 3.5 X 13, 3.5 X 16, 3.5 X 19, 3.5 X 25, 3.5 X 32, 3.5 X 38, 3.5 X 50 Material C1022 Black Phosphate and Duly Heat Treated. Our Trial Quantity will be 1 Million Pcs. Please Quote us your Best Lowest Quote with Terms & Conditions. Awaiting for your Earliest Reply. Thanks & Regards, Miraj Khimasiya Show More