China wholesale metal wood zinc concrete stainless steel csk hex head epdm Washers roofing screw tek self drilling tapping screw

1 .The drilling screw do you have in stock ? Yes ,we have . 2 .Could you provide free drilling screw samples ? For new customer, We can provide free samples for standard fastener, But the clients will pay the express charges. For old customer,We will send you free samples and pay express charges by ourself. 3 .How about your delivery time of drilling screw? General speaking, if the goods is in stock, we can delivery them with 2-5days, If the quantity is 1-2container, we can give you with 30-35days,if the quantity is more than 2 container and you are very urgent, we can let factory priority produce your goods. 4.What is your payment term ? We can accept T/T,LC for general order ,Paypal and Western union for small order or samples order.