Home > Gift Sets and more > Specials > Two sets of Carbide Tipped Router Bits The two sets are: (1) 4Pc. roundover carbide tipped router bits with bearing sizes; 1/8, 1/4, 3/8, and 1/2". (2) 5Pc. straight carbide tipped router bits sizes; 1/4, 3/8, 1/2, 5/8, 3/4". Two sets of Carbide Tipped Router Bits 200-1004$30.00