Chapter:

Metrology-of-Screw-Thread,-Gauges-for-ISO-Metric-Screw-Threads

Match following fit with ir use?(A- Fit, B-Usage)

	     A						B
	1) Close		a) Suitable for bulk of screw threads
	2) Medium	        b) Suitable for screw requiring fine snug fit
	3) Free			c) Suitable for interchangeable screw threads