Calibrated two edges, one side Inch/metric graduations. Cork backing prevents slipping and raises ruler from work surface to eliminate ink smears.
T-Squares BLICK Art Materials
Ruler at Jerry's Artarama
Ludwig Precision Standard Aluminum T-Square for Art
Drafting Kits for the Engineer and Architect
Square at Jerry's Artarama
OCr13 stainless steel for long lasting use Metric and Imperial measurement; Back side has non-slip cork base Etched finished with 1/16 graduation
VINCA SSRN-12 Stainless Steel Office Drawing Ruler 0-12 Inch 0-30cm with Non Slip Cork Base Measuring Tool
Staedtler Stainless Steel Ruler 18 - Office Depot
Staedtler Stainless Steel Cork Back Ruler 18 - 450mm
Standard T-Square, Hobby Lobby
Staedtler® Stainless Steel Ruler, 12 - Office And School Rulers
Tools at Jerry's Artarama
Slip-resistant design to use: the cork backing keeps the ruler stable during use and prevents ink from entering under the stainless steel ruler, which
3 Pieces Metal Ruler Cork Backed Stainless Steel Rulers with Cork Backing Non Slip Straight Edge Measuring Device Tool for Student Back to School
Ludwig Precision T-squares feature hard tempered aluminum blades securely riveted to a super rugged black plastic T-head. These T-heads possess high impact strength. Standard T-squares are made from extruded aluminum and are calibrated to 32nds through the first 6 inch on the top edge, cm and mm calibrations along the bottom edge. The 12 inch plastic head is attached with 4 rivets and calibrated out to 4 inch on each side of the blade.
Ludwig Precision Aluminum T-Square 1 1/2 in. x 18 in. Standard (82018)
3 Pieces Stainless Steel Corked Backed Metal Ruler, Non Slip Straight Edge with Cork Backing, Measuring Device Tool for Student School Office Supplies
Drafting at Jerry's Artarama