TurningMillingDrillingTechnicalInformationIndex Solid carbide reamers Product overview A ApplicationProductsSolid carbide reamersØPMKNSHTypePage 3101H7 4-20 D D Right helical flute C131 3102H7 4-20 D D Straight flute C132 3112H7 4-20 D D Straight flute with innerholeC133 3103H7 4-20 D D Left helical flute C134 D Very suitable D Suitable B C D E C 128