"1ST END .25 INCHES NOMINAL WITH A GRADUAL INCREASE FOR THE 1ST 22 INCHES INCREASING TO 1 INCH NOMINAL. 2ND END 1 INCH NOMINAL. 3 HOLES 1.12 INCHES NOMINAL WIDTH. 1ST HOLE 28.94 INCHES NOMINAL FROM THE 2ND END, 2ND HOLE 60.69 INCHES NOMINAL FROM THE 2ND END, 3RD HOLE 93.31 INCHES NOMINAL FROM THE 2ND END."