825-2405 New Holland FLANGE NUT

Kerr 825-2405 K3 Nickel-Titanium Rotary Endodontic File, Size 40, 0.02 Taper, 25 mm Length, Black Tip (Pack of 6)
Positive rake angle provides the active cutting action of the K3 endo files || The K3 rotary file's wide radial land provides blade support while adding peripheral strength to resist torsional and rotary stresses || The third radial land on K3 files stabilizes and keeps the instrument centered in the canal and minimizes over engagement || Radial land relief reduces friction on the canal wall

SybronEndo 825-2405 K3 NiTi Endo File, 0.02 mm Taper, Pink Taper, 40 Tip Size, Black Tip Color, Nickel-Titanium, 25 mm Length (Pack of 6)
Positive rake angle provides the active cutting action of the K3 endo files || The third radial land on K3 files stabilizes and keeps the instrument centered in the canal and minimizes over engagement || Radial land relief reduces friction on the canal wall