Assertion: thimble's indentation | /r/CreatedBy | knurling
Facets:
Source sentences:
text: Both thimbles have been finish turned on a lathe - evidenced by internal machining marks - and have regular indentations, produced by knurling.
text: Both thimbles have been finish turned on a lathe - evidenced by internal machining marks - and have regular indentations, produced by knurling.