Socket Jam Screws Manufacturer in China

Zhenkun offer Socket Jam Screws in different sizes & standards.Socket Jam Screws are also available in different materials and grades.Socket Jam Screws used for construction materials for projects such as docks, bridges, highway systems, mechanical equipment,and homes, among other things.

Jam Screws, Hollow Lock Screws

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.

Jam Screws, Hollow Lock Screws Diameters

Jam Screws, Hollow Lock Screws are available from Zhenkun factory with Imperial/US diameters that range from #1 to 1 1/2 The length of Jam Screws, Hollow Lock Screws is usually measured from the point to the underside of the head.

US/Imperial diameters

• •#1     •#4     •#6     •#8     •#10     •1/4     

• •5/16     •3/8     •7/16     •1/2     •5/8     •3/4     

• •7/8     •1     •1 1/4     •1 1/2     

Metric diameters

Jam Screws, Hollow Lock Screws Lengths

Jam Screws, Hollow Lock Screws are available from Zhenkun factory with lengths that range from 1/8 to 1/2.

US/Imperial lengths

• •1/8     •5/32     •3/16     

• •7/32     •1/4     •5/16     

• •3/8     •7/16     •1/2     

Metric lengths

Jam Screws, Hollow Lock Screws Materials

Jam Screws, Hollow Lock Screws are available from Zhenkun factory in materials that range from Steel to 300 Stainless (A1,A2, 18-8,304,310 etc.)

• •Steel     •Grade 5     

• •300 Stainless (A1,A2, 18-8,304,310 etc.)     

Jam Screws, Hollow Lock Screws Finishes

Jam Screws, Hollow Lock Screws are available from Zhenkun factory in finishes or coatings that range from Plain to Passivated

• •Plain     •Zinc/Yellow     •Galvanized     

• •Black Oxide     •Passivated