1592953454000 1312632483000 term-51916 1616540999986 1312632546000 1616289943510 adlib fitz-online adlib-term-51916 118a571c-8ae2-3477-bf9e-4eb0994a2025 2 1 scope note Fasteners used in concrete, consisting of two semicircular shields that are forced apart, to bear on the walls of a hole, as a bolt is driven into the shields. MEANS reference term-51915 adlib-term-51915 53bc52b9-12f0-3c76-8752-ec310bc2812b star expansion bolt V.PJ.AFU.AFU.CRG.ALO.AFU.AFU.AXC.AFU 1 code V.PJ.AFU.AFU.CRG.ALO.AFU.AFU.AXC.AFU 1 star expansion bolts reference term-51913 adlib-term-51913 4783a14f-3ad8-34dc-a458-4d379a1a0458 expansion bolts star expansion bolts term