When trying to find the center on rectangular, square or even round objects it can sometimes be challenging at best. While you could always measure
Cuff Wide Metal Tailor Ruler - WAWAK Sewing Supplies
Fairgate 6 Center Finding Ruler, 3/4 Wide, 23-106
Made from anodized aluminum, rustproof and lightweight, very durable. Measuring Range: 50mm, reads from the middle, clear metric scale, accurate
uxcell Center Finding Ruler 50mm-0-50mm Table Sticky Adhesive Tape Measure, Aluminum Track Ruler with Holes, (from The Middle).
Honbay Stainless Steel Ruler 12 Inch and 6 Inch Double Side Measuring Scale Mark Metal Rule For Office Woodworking Engineering
Rulers, Layout & Measuring
Stainless Steel Ruler Yardsticks & Rulers at
DCT Centering Ruler, 24in – Center Finding Measurer for
Taruimoo Woodworking Ruler, 6/8/12 Inch Precision Pocket Ruler with Stops,Metric and Inch Aluminum Metal Sliding Ruler, (3PCS-Red)
Precision Design - Designed for accurate and reliable measurements to make every project easy and accurate. Calibrated in 32nds and 16ths of an inch.
ALVIN Aluminum Center Finding Ruler 12 Model ARC12 Ruler | Multipurpose Idea Measuring Aid for Dividing and Gaging Layouts, Finds Centers Quickly