1 1/16 1/32 1/16 3/16 1/4 1/16 5/16 1/64 1/16 NRC-U-6709 2 1/4 1/32 3/32 7/16 3/16 1/16 1/4 * 3/32 NRC-U-6710 3 1/4 9/64 1/4 3/4 5/8 1/4 7/8 9/64 7/32 NRC-U-6711 4 9/32 9/64 15/64 3/4 9/16 1/4 13/16 1/8 1/4 NRC-U-6712 5 3/8 19/64 31/32 9/16 3/8 15/16 1/8 5/16 NRC-U-6713 6 3/8 3/16 3/4 3/8 3/16 9/16 1/8 3/16 NRC-U-6714 7 1/2 3/16 5/16 1-1/8 39/64 25/64 1 **3/32 25/64 NRC-U-6715 8 1-5/16 1/16 5/64 1-15/32 21/32 3/32 3/4 * 3/32 NRC-U-6716