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Hexagonal hollow headed fastener key - has faceted and profiled sides to give greater surface contact with hollow head of screw
Hexagonal hollow headed fastener key - has faceted and profiled sides to give greater surface contact with hollow head of screw
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机译:六角空心头紧固件键-具有刻面和异型侧面,可与螺钉的空心头更好地接触
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摘要
A hexagonal hollow headed key has facetted sides (5) parallel with the long axis (Y-Y). Through the middle of the sides (X-X) are pairs of side surfaces (1a, 1b, 2a, 2b) tapering inwards toward the long axis (Y-Y). USE/ADVANTAGE - Provides better surface contact with the inner hexagon sides of the hollow screw.
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