UEI PATWARI SURVEY SCALE SET / ENGINEERING SCALE / DRAFTING SCALE SET OF 4 Ruler  (White)

4 NO. PATWARI SURVEY SCALE MADE OF HIGH QUALITY IMPORTED ACRYLIC WHITE PLASTIC SHEET, 2 NO. 6'' SCALE OF 33-50 MARKING & 1'' = 330 FEET ONE SIDE, 16'' = 1 MILE OTHER SIDE MARKING. 2 NO. 2'' SCALES OF 20-25, & 1/4000 MARKING. ALL NUMBERS AND MARKING ARE ENGRAVED NON REMOVABLE & VERY CLEAR.