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Jam Screws, Hollow Lock Screws, Grade 2

Hex socket jam screws, sometimes called hollow lock screws, are used to tighten springs into tapped holes. The hex socket extends the length of the inside of the screw and allows for inspection of the locked part.

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Buy Jam Screws, Hollow Lock Screws from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
CIFILSocket Jam Screw (Hollow Lock Screw)Grade 2Plain1 3/4-51 3/4-5 heavy hex slotted jam nut grade 2 l.h. thread plain (39) (39) (39) ()39
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CIFILSocket Jam Screw (Hollow Lock Screw)Grade 2Plain1 3/4-51 3/4-5 heavy hex slotted jam nut r/h grade 2 plain (2218) (2218) (2218) ()2218
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