Priemyselné

32 mm; 1/2"; 6-hranná

34 mm; 1/2"; 6-hranná

36 mm; 1/2"; 6-hranná

38 mm; 1/2"; 6-hranná

17 mm; 3/4 "; 6-hranná

17 mm; 3/4 "; 6-hranná

18 mm; 3/4"; 6-hranná

8 mm; 1/2"; 6-hranná

11 mm; 1/2 "; 6-hranná

19 mm; 3/4"; 6-hranná

19 mm; 3/4"; 6-hranná

21 mm; 3/4"; 6-hranná