Nuts and bolts kit
Comprehensive instructional kit of the main nuts and bolts used in engineering.
Screw-locking devices kits
Standardised designations, terms and graphical representation of different screw-locking devices.
Thread types kit
Standardised designations, terms and specific applications of different thread types, determination of the thread type with the thread gauge.
Roller bearings kit
Familiarisation with the most important roller bearing types and their specific applications.