GRACE USA 4, 8,16 24, & 32 Ounce Copper Hammers. Check out my other items. The item "Grace USA 5 Copper Hammers Professional Gunsmith Woodworker Machinist Kit" is in sale since Tuesday, November 07, 2017. This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Carpentry, Woodworking\Hammers". The seller is "ramelson1937" and is located in Newark, New Jersey.This item can be shipped worldwide.