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 125mm, Flute length 50mm Read more Quick View Quick View Drill Bits AO Coupling, dia. 2.7, Length 145mm, Flute length 25mm Read more Quick View Quick View Drill Bits AO Coupling, dia. 2.7, Length 125mm, Flute length 27mm Read more