Example: 4 pcs 3" aluminum 6061 solid shafts x 6" long 0" + 1/16" 3 pcs 1-1/2" schedule 40 -type 304- stainless steel pipe 9-1/2" long (+ or - 1/64") 1 pc 1/16" thick aluminum diamond plate 24-1/2" x 63" 7 pcs of 1/8" hot rolled plate - 6" x 4" ( + or - 1/32" )