Germany style 40 Position Q. Canada, USA and some European countries like France, Norway, etc. 4.3KGS/set (Some manufacturers and dealers call this model size A). Can be used on BV20, SINO210V, D240, CQ6125 bench lathe which turning diameter is from 150 to 300mm(6″–12″), lathe tool top slide width range 75–100mm. On the photo you can see A1 we installed on 210mm swing bench lathe. One set A1 includes: 1 X 540-100 tool post and locking wrench. 3 X turning tool holders AD1675. Can hold 16 MM (16/25″=0.64″) shank turning tool. Can hold tool tip height min. 8 MM (8/25=0.32). 1 X boring tool holder AH2090. 1 X Tool clmaping T wrench. 1 X English operation manual.