Manuscript, DP400SFPL, Leonardt, Ornamental perko, 2,5 mm, 1 ks
Manuscript, DP70CBR24, Leonardt, Tape perko s rezervoárem, 1,5 mm, 1 ks
Manuscript, DP238BR24, Leonardt, Round hand perka (6), 0,55 mm, 1 ks
Manuscript, DP235BR24, Leonardt, Round hand perka (3.5), 1,15 mm, 1 ks