KTFS DRILLBODY ANSI SCF 3xD .453IN M
KTFS DRILLBODY ANSI SCF 3xD .473IN N
KTFS DRILLBODY ANSI SCF 3xD .493IN O
KTFS DRILLBODY ANSI SCF 3xD .512IN P
KTFS DRILLBODY ANSI SCF 3xD .532IN Q
KTFS DRILLBODY ANSI SCF 3xD .552IN R