Product Description

50 PCS x 1/4-20 x 1/2" to 1-1/2" Button Head Socket Cap Screws, Each Size 10 PCS
Screw Drive Style: Internal Hex Drive
Thread Size:1/4-20 UNC
Thread Pitch: 20 TPI
Screw Length: 1/2", 3/4", 1", 1-1/4", 1-1/2"
Color: Black
Material: Grade 10.9 Alloy Steel

【PACKING LIST】:
UNC1/4-20 x 1/2" (10PCS)
UNC1/4-20 x 3/4" (10PCS)
UNC1/4-20 x 1" (10PCS)
UNC1/4-20 x 1-1/4" (10PCS)
UNC1/4-20 x 1-1/2" (10PCS)
Hex Wrench
Total: 51 PCS

About Button Head Socket Cap Screws

Button head socket cap screws are precision threaded fasteners with an internal socket drive (also called allen hex drive) for installing in areas with limited side clearance.The internal hex drive requires an Allen wrench. They are known for their effecient application performance and endurance widely used in a variety of industries such as construction, manufacturing, engineering, assembling, aircraft and so on and serves a wide range of use for professionals, amateurs, landlords, repairmen and DIYers.

These screws are available with a variety of head shapes, which determine how the screw interacts with the mating surface, and drive styles, which determine the type of tool required to install the screw.

The 10.9-Class hex socket screw shows good performance in bad environments like high temperature, cold weather and high humidity areas without the need for time consuming and costly maintenance.

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