Spring bow divider for precision drawing instruments (P)
€24.39
Fixed centre spring bow with interchangeable points for precision drawing instruments (P)
Pencil points for precision drawing instruments (P)
Pen points for precision drawing instruments (P)
Swivel nib pens for precision drawing instruments (P)
Lengthening bar for precision drawing instruments (P)
Drawing-representation for optical systems; cemented and wrung composite elements
Leads for drawing instruments
Needle holders for drawing instruments
Points for ball point pen refills for school drawing instruments (S)
Needles for drawing instruments
Technical Drawings; Representation of Springs
€48.79
Building and civil engineering drawings; drawings for concrete reinforcement, directives for application, examples
Technical drawings and parts lists; parts lists processing, evaluation of parts lists
Specification by terms in technical drawings; terms
€77.20
