No matter what end the ruler is picked up from - no matter what side is up - the numbers are always right. Logical for your pathology lab.
Mr. Pen- Machinist Ruler, 4 Pack (6, 8, 12, 14 inch), Metric Ruler, Millimeter Ruler, (1/64, 1/32, mm and .5 mm), 6 inch Ruler, Stainless Steel Ruler
200mm Triangle Square Ruler Stainless Steel Right Angle Measuring Tool
30cm Stainless Steel Ruler with Stamped mm and cm Graduations - Eisco — Eisco Labs
BAZIC Stainless Steel Ruler w/ Non Skid Back 12 (30cm) - Bazicstore
Flexible steel rule 0.2mm / measuring tape 30cm & 15cm
Easy Read Stainless Steel Ruler, Standard/Metric, 12.5 Long, Blue - Zerbee
Stainless Steel Ruler with 30mm Scriber Block 20 Metric Inch Ruler, Silver Tone
Precision Marking T-Rule Stainless Steel T Type Hole Ruler Scribing Gauge Marking Measuring Tool with Automatic Pencil 200mm/300mm/400mm(200mm)
200mm Triangle Square Ruler Stainless Steel Right Angle Measuring Tool
Uxcell L Square 200x300mm/8x12inch Steel Metric Inch Double Scale Angle Ruler
Widely Used: This multifunctional ruler can scribe horizontal line, vertical line, long line, short line, parallel line and right angled line,
Stainless Steel T Type Hole Ruler Scribing Gauge Woodworking Marking Measuring Tool Silver Right Angle Scribing Ruler 200mm 300mm 400mm(300mm)
Ruler - Detectable
NOKKO Stainless Steel Ruler 10-Pack - Measuring Set of 12-Inch/30cm Metal Rulers with Imperial & Metric Measurements & Conversion Table - Heavy Duty Stainless Steel, Etched Markers, Straight Edges