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Peter Thanks, I looked but the shipping cost is just pennies cheaper the cost of the sheets ($68.90 cost, shipping 68.83 shipping cost) Again...
Hello Everyone I need your help ASAP! I am doing a STEM show at a local grade school this Friday with my small 5.5w 445nm Laser and need OD4+...
Hello everyone I am the committee Chair for a Boy Scout Troop in Oswego IL. We are asking for your support, what we would like is either a small...