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BOB'S CUSTOM KNOBS FOR METRIC SCREWS M3 (diameter 3 mm, thread pitch 0.5 mm) M4 (diameter 4 mm, thread pitch 0.7 mm) M5 (diameter 5 mm, thread pitch 0.8 mm) M6 (diameter 6 mm, thread pitch 1 mm) |
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should be directed to bob@bobsknobs.com |