The thread is deep, the surface is smooth, the thread is sharper, and it can work safely without slipping.
No burrs, working well. It is strong enough to survive in high temperature, cold weather and damp and harsh construction sites, and it is very durable.
Package includes: 10 x 1/4-20x3/8" hex socket set screws, 1 x corresponding hex drive wrench.
Description
Thread diameter: 1/4 Length: 3/8 Allen Hex Drive size 1/8 Material: 304 stainless steel Feature: Full thread, cup tip. The thread is deep, the pitch is uniform, the surface is smooth, the quality is high, and the appearance is beautiful. 304 stainless steel is durable and does not rust. Environmental protection. Package includes: 10 x 1/4-20x3/8 hex socket set screws, 1 corresponding hex drive wrench.