Saintograph Triangular Ruler 30cm Pre-Nursery HP 17A (CF217A) toner cartridges

HP 17A (CF217A) toner cartridges work with: HP LaserJet Pro M102

while thin tips are available for drawing fine lines and accentuating details

home or school

PVC and mesh cloth

Scientific Groove Grip For Better Handwriting

Saintograph Triangular Ruler 30cm Pre-Nursery HP 17A (CF217A) toner cartridges30cm 12" Professional Metric Plastic Triangular Scale Ruler 1: 10 1: 20 1: 25 1: 33 1: 50 1: 75 Length: 12", 30cm. Supplied in a rigid transparent box for easy storage and protection. Made of plastic with black letters and red and blue color stripes 2 scales on each side of the ruler covers most of the scales used on architectural and engineering drawings . High quality ruler for professional applications, architecture, engineering, technical drawing.