Balls Steel, Aluminum, Stainless Custom Iron Works
Sizes for Solid Steel Balls: Solid Steel Ball (5/8" up to 4") Crushed Steel Balls (1" up to 3 ¼") Melon Steel Balls (1" up to 3 ¼") PreDrilled Solid Steel Balls (1 3/8" Diameter – with holes ranging from ½" to ¾") Sizes for Hollow Steel Balls: Hollow Steel Balls (1 ½" up to 11 ¾") Aluminum Hollow Steel Balls .