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2009-12-1
Teflon ball, PTFE ball precision achieved +/-0.02 to 0.001 mm, not gather the mold line, none the...
Teflon ball, PTFE ball
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2009-12-1
Teflon O-ring, PTFE O-ring main type: AS 568 Teflon O-ring, JIS PG Teflon O-ring, GB Teflon O-ring,...
Teflon O-ring, PTFE O-ring
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