USE/CARE OF HANDTOOLS & MEASURING TOOLS - OD1621 - LESSON 3/TASK 1
USING MARKING GAGE.
Press the head firmly against the edge of the work to be marked and, with a
wrist motion, tip the gage forward until the spur touches the work. Push
the gage along the edge to mark the work, keeping the head firmly against
r. Care of Gages.
(1) Exercise care when using thickness gages to measure clearance of
knives and cutters on machines. Do not lower a knife on a thickness blade
and then try to remove the gage, since the blade may be shaved off if it is
too tight. Never use gages for cleaning slots or holes. When blades are
damaged or worn, they should be replaced. Blades in a case are removed by
loosening the clamp and sliding out the damaged blade. Install a new blade
and tighten the clamp.
(2) Always coat metal parts of all gages with a light film of oil
when not in use to prevent rust. Store gages in separate containers. Do
not pile gages on each other. Always return the blades of leaf-type gages
to the case after use. Keep