Previous Product Next Product Drill Bits AO Coupling, dia. 3.9, Length 195mm, Flute length 30mm Drill Bits AO Coupling, dia. 3.9, Length 195mm, Flute length 30mm SKU: 005-0210-039 Category: Drill bits AO coupling Related products Quick View Quick View Drill Bits AO Coupling, dia. 2.5, Length 180mm, Flute length 32mm, TIN Read more Quick View Quick View Drill Bits AO Coupling, dia. 2.7, Length 155mm, Flute length 32mm Read more Quick View Quick View Drill Bits AO Coupling, dia. 2.8, Length 165mm, Flute length 60mm Read more