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Carnation

Long Screws

Long screws - star head 

For the 2x4 batons on the ICF you need 5" long screws (10 x 5").  Part number HDY105

Buy in cartons with 750 screws that cost about $156 (was $141).  That gets the order to over $100 to get free shipping.  Means that they cost 21 cents each.

http://www.screwsolutions.com/10-X-5-inch-Heavy-Duty-Gold-Star-Star-Drive-Interior-Multi-Purpose-Wood-Screws-750-per-carton_p_175.html

http://www.screw-products.com/gold.htm