DTS-20/33/0,5-BV DTS-20/33/0,5-H DTS-20/33/0,5-V DTS-20/4,7/1,6-BV DTS-20/4,7/1,6-H DTS-20/4,7/1,6-V DTS-20/47/0,3-BV DTS-20/47/0,3-H DTS-20/47/0,3-V DTS-20/6,8/1,2-BV