KTFS DRILLBODY ANSI SCF 8xD .453IN M
KTFS DRILLBODY ANSI SCF 8xD .473IN N
KTFS DRILLBODY ANSI SCF 8xD .493IN O
KTFS DRILLBODY ANSI SCF 8xD .512IN P
KTFS DRILLBODY ANSI SCF 8xD .532IN Q
KTFS DRILLBODY ANSI SCF 8xD .552IN R