Tamper-Proof Security Nut (Tri-Groove, Penta-Nut, Slot-Lok, etc.) Manufacturer in China

Zhenkun offer Tamper-Proof Security Nut (Tri-Groove, Penta-Nut, Slot-Lok, etc.) in different sizes & standards.Tamper-Proof Security Nut (Tri-Groove, Penta-Nut, Slot-Lok, etc.) are also available in different materials and grades.Tamper-Proof Security Nut (Tri-Groove, Penta-Nut, Slot-Lok, etc.) used for construction materials for projects such as docks, bridges, highway systems, mechanical equipment,and homes, among other things.

Security Nuts

Tamper-Proof Security Nuts are usually used in applications where the head of the mating bolt or screw is not accessible. The nut is tightened with some unconventional or patented drive style that makes it tamper proof.

Security Nuts Diameters

Security Nuts are available from Zhenkun factory with Imperial/US diameters that range from #1 to 5 and with Metric diameters that range from M2 to M65.

US/Imperial diameters

• •#1   •#2   •#4   •#5   •#6   •#7   •#8   •#10   

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

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

Metric diameters

• •M2   •M4   •M5   •M6   •M7   

• •M8   •M9   •M10   •M12   •M16   

• •M20   •M38   •M65   

Security Nuts Materials

Security Nuts are available from Zhenkun factory in materials that range from Steel to Brass

• •Steel   •Grade 5   •Grade 8   

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

Security Nuts Finishes

Security Nuts are available from Zhenkun factory in finishes or coatings that range from Plain to Black Oxide

•      •Plain     •Zinc/Clear     •Zinc/Yellow

•      •Zinc/Black     •Galvanized     •Black Oxide