Blades blades blades. How to get the best from your blades? 1) Clean coats! Dirty coats will blunt blades quicker and the pet will not enjoy being clipped as the hair will snag on the blade. 2) Regular oiling and cleaning of the blades. Blades should be oiled every five to ten minutes with excess hair being brushed off of the teeth at regular intervals, and hair which gets between blades should be removed regularly also. Clipper blades must be cleaned and sterilised after ev