Mechanical pencils and leads for general use - Classification, dimensions, quality and test methods - Part 1 : mechanical pencils
€60.67
Mechanical pencils and leads for general use - Classification, dimensions, quality and test methods - Part 2 : black leads
Drawing instruments; proportional divider
€24.39
Nomenclature of drawing instruments
€48.79
Spring bow centre-wheel for drawing instruments
Threaded bushings for drawing instruments
Writing and marking instruments Specification for caps to reduce the risk of asphyxiation
€172.00
Gel ink ball pens and refills Documentary use (DOC)
Writing and marking instruments Specification for end closures to reduce the risk of asphyxiation
Instruments de dessin avec ou sans graduation. Partie 2 : rapporteurs.
€24.00
Instruments de dessin avec ou sans graduation. Partie 3 : équerres de dessinateurs.
Dessin technique. Porte-mine. Partie 3 : mines graphite. Résistance à la flexion des mines HB.
TUBULAR TIPS FOR HAND-HELD TECHNICAL PENS USING INDIA INK ON TRACING PAPER. PART 2: PERFORMANCE, TEST PARAMETERS AND TEST CONDITIONS.
€35.00
TUBULAR TECHNICAL PENS. ADAPTOR FOR COMPASSES.
Abstract General information
€75.00
