Includes 8 sets (a plug with a screw and a plastic cover)
Minimum wall thickness: 4.7" (12 cm)
Use with BenchK Series 1, 2 and 5
Use only when the wall is solid: concrete, solid silicate bricks, aerated concrete, bricks with vertical perforation, perforated silicate bricks, plasterboard, gypsum plasterboards and gypsum fiber boards, light concrete hollow block blocks, hollow-core slabs of brick and concrete or the like, natural stone, particle boards, full gypsum boards
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