Stiftfrees HM Type A

Stiftfrees HM Type B Kopvertanding

Stiftfrees HM Type C Rondekop

Stiftfrees HM Type D Kogelkop

Stiftfrees HM Type E Ovaal

Stiftfrees HM Type F Boom

Stiftfrees HM Type G Boom spits

Stiftfrees HM Type H Vlam

Stiftfrees HM Type J Kegel

Stiftfrees HM Type K Kegel

Stiftfrees HM Type L Kegel Ronde kop

Stiftfrees HM Type M Kegel Spits

Stiftfrees HM Type N Trapezium