0721

 CLEANER

0722

 CALLIPER INSIDE AND OUTSIDE

0723

 CALLIPER VERNIER

0724

 CALLIPER VERNIER WITH WHEEL

0725

 CALLIPER VERNIER

0726

 CALLIPER DEMONSTRATION MODEL

0727

 MICROMETER SCREW GAUGE

0728

 MICROMETER DEMONSTRATION MODEL

0729

 VERNIER DEMONSTRATION MODEL

0730

 STEEL RULE

0731

 TAPE MEASURE

0732

 TAPE MEASURE

0733

 STOP CLOCK

0734

 STOP WATCH, ELECTRONIC

0735

 VERNIER MICROSCOPE

0736

 VERNIER MICROSCOPE