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You might not think engineers are brave.....But it took balls of steel to make the first bearings.
You might not think engineers are brave.....But it took balls of steel to make the first bearings.

5/16"-18 x 1 1/2" Floorboard Thread Cutting Screws

$18.75
SKU FTCS6L516112

Floorboard Thread Cutting Screws - 6 Lobe - Type F - Black Phosphate Finish

QTY 100 or 1,000

100 pc for regular price, 1,000 pc for 50% off

 

 

Diameter - Thread Size - Length 

5/16"-18 x 1 1/2"

 

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