Shank Size: 3/32 1/8
Flute Size: 7.0mm
· Pure, durable, strong tungsten steel material 
· Fast and more efficient filing and removing acrylic
· 3/32’’or 1/8’’ shank diameter can fit on your nail drill
· High concentricity
· Excellent heat dissipation and no clogging
· Full grits for your options
· No clogging