Port Contour Cutters

MS33649, NASA MC 240

Indexable, Straight Shank, Through Coolant

Part Number Thread Size Tube No. Tube OD

A
Small Dia.

B
Spotface Dia.

C
Bore Length

D
Head Length

E
Shank Dia.

Pre-Drill Diameter x Length
268-3043 7/16-20 4 1/4" 0.393" 0.875" 0.661" 1.687" 3/4" U x .937"
268-3050 1/2-20 5 5/16" 0.455" 0.916" 0.661" 1.687" 3/4" .44" x .937"
268-3056 9/16-18 6 3/8" 0.513" 0.979" 0.714" 1.733" 3/4" .48" x .968"
268-3075 3/4-16 8 1/2" 0.693" 1.198" 0.839" 1.949" 3/4" .67" x 1.09"
268-3087 7/8-14 10 5/8" 0.810" 1.354" 0.935" 2.034" 3/4" .78" x 1.22"
268-4106 1 1/16-12 12 3/4" 0.986" 1.635" 1.069" 2.175" 1" .95" x 1.41"
268-4118 1 3/16-12 14 7/8" 1.111" 1.790" 1.069" 2.175" 1" 1.09" x 1.41"
268-4131 1 5/16-12 16 1" 1.236" 1.920" 1.069" 2.175" 1" 1.22" x 1.41"
268-5162 1 5/8-12 20 1 1/4" 1.549" 2.280" 1.121" 2.489" 1 1/4" 1.53" x 1.47"
268-5187 1 7/8-12 24 1 1/2" 1.799" 2.570" 1.132" 2 1/2" 1 1/4" 1.78" x 1.47"
268-8225 2 1/4-12 28 1 3/4" 2.174" 3.020" 1.248" 2.614" 2" 2.16" x 1.59"