5/16" UNC HSS Bottoming Hand Tap Sutton BM80605 The finned style oil pans

The finned style oil pans are designed with cooling fins that allow for better cooling of the engine oil

Satin aluminum Big Block Chevy 1969-up triple groove crankshaft pulley – long water pump lower

• Strong

wood and plastic

5/16" UNC HSS Bottoming Hand Tap Sutton BM80605 The finned style oil pansFor producing precision threads by hand tapping, ideal for finishing blind holes General purpose use Suitable for materials up to 1000N mm2. General purpose use Suitable for materials up to 1000N mm2 Through & blind holes Suitable for both hand and machine operations Threads per inch 18 Overall length 72mm Cutting length 22mm Drill diameter 6. 6mm