Self-Tapping Type-U Drive Screws Manufacturer in China

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

U-Drive Screws

Type U Drive Screws are round head unslotted self-tapping screws with multiple start threads and a blunt pilot point. These screws require a pre-drilled hole and may be hammered rather than screwed, and so can be tamper-resistant.

U-Drive Screws Diameters

U-Drive Screws are available from Zhenkun factory with Imperial/US diameters that range from #00 to 4 1/2 and with Metric diameters that range from M2.5 to M6. The length of U-Drive Screws is usually measured from the point to the underside of the head.

US/Imperial diameters

• •#00     •#0     •#1     •#2     •#3     •#4     •#5     •#6     

• •#7     •#8     •#10     •#12     •#14     •1/8     •1/4     •5/16     

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

Metric diameters

• •M2.5     •M2.9     

• •M3.5     •M4     

• •M5     •M6     

U-Drive Screws Lengths

U-Drive Screws are available from Zhenkun factory with lengths that range from 1/8 to 5.

US/Imperial lengths

• •1/8     •5/32     •3/16     •7/32     •1/4     •5/16     •3/8     •7/16     •1/2     

• •9/16     •5/8     •11/16     •3/4     •7/8     •1     •1 1/4     •1 1/2     •1 5/8     

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

Metric lengths

• •4     •6     

• •8     •30     

• •40     

U-Drive Screws Materials

U-Drive Screws are available from Zhenkun factory in materials that range from Steel to Plastic

• •Steel     •300 Stainless (A1,A2, 18-8,304,310 etc.)     •316, 317, A4 Stainless     •400 Stainless (405, 410,416,420,430 etc.)     

• •Ni-Cu Alloy (Monel, K-Monel, etc.)     •Aluminum     •Brass     •Plastic     

U-Drive Screws Finishes

U-Drive Screws are available from Zhenkun factory in finishes or coatings that range from Plain to Phosphate

• •Plain     •Zinc/Clear     •Zinc/Yellow     •Zinc/Green     •Zinc/Black     •Galvanized     •Aluminum zinc flake (Dacromet, Magnigard, Doerken)     •Anodized     

• •Black Oxide     •Brass Plated     •Cadmium     •Cadmium/Yellow     •Nickel     •Passivated     •Phosphate