Product Family Table
4:1 Ratio
Positive Triangle (0° Lead)
Coolant Thru
| Designation | D (Dia.) | C (OAL) | F | Min Bore | Insert | Insert Screw | Key | Price |
| A06K STFCR2^ | .375 | 5 | .250 | .460 | TCMT 21.51 | MTS-255 | T-7 | $78.00 |
| A08M STFCR2^ | .500 | 6 | .312 | .600 | MTS-255 | T-7 | $85.00 | |
| A10Q STFCR2 | .625 | 7 | .406 | .760 | MTS-255 | T-7 | $105.00 | |
| A12Q STFCR3 | .750 | 7 | .500 | .920 | TCMT 32.51 | MTS-35 | T-15 | $123.00 |
| A16R STFCR3 | 1.000 | 8 | .625 | 1.185 | MTS-35 | T-15 | $162.00 | |
| A06K STFPR2^ | .375 | 5 | .250 | .460 | TPMT 21.51 | MTS-255 | T-7 | $78.00 |
| A08M STFPR2^ | .500 | 6 | .312 | .600 | MTS-255 | T-7 | $85.00 | |
| A10Q STFPR2 | .625 | 7 | .406 | .760 | MTS-255 | T-7 | $105.00 | |
| A12Q STFPR3 | .750 | 7 | .500 | .920 | TPMT 32.51 | MTS-35 | T-15 | $123.00 |
| A16R STFPR3 | 1.000 | 8 | .625 | 1.185 | MTS-35 | T-15 | $162.00 |
Minimum Clearance
Coolant Thru
| Designation | D (Dia.) | C (OAL) | F | Min Bore | Insert | Insert Screw | Key | Price |
| A06K STFCR2-203 | .375 | 5 | .203 | .410 | TCMT 21.51 | MTS-255 | T-7 | $78.00 |
| A08M STFCR2-281 | .500 | 6 | .281 | .560 | MTS-255 | T-7 | $85.00 | |
| A06K STFPR2-203 | .375 | 5 | .203 | .410 | TPMT 21.51 | MTS-255 | T-7 | $78.00 |
| A08M STFPR2-281 | .500 | 6 | .281 | .560 | MTS-255 | T-7 | $85.00 |
Minimum Clearance Bars are intended for light machining with minimum bore clearance. Max depth of cut .015″ – .020″
* bars .312 and smaller do not have flats
^ F Dimension Changed to Current Industry Standard