10-9 x 1 1/4 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Zinc HTFB It features a metric thread

It features a metric thread size of M16

The unthreaded portion of the screw has an indented hex washer head that provides a secure grip when tightening

They are designed with a flat undercut head and a Phillips drive

It has a diameter of 4mm

10-9 x 1 1/4 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Zinc HTFB It features a metric thread10 9 x 1 1 4 Square Phillips Drive Round Washer Deep Thread Type 17 2 3 Thread Zinc is a type of screw that is used in a variety of applications. It is made of zinc plated steel and has a square Phillips drive head. The screw has a deep thread that provides a strong hold in wood and other materials. The washer head helps to distribute the load of the screw and prevent it from pulling through the material. This screw is commonly used in construction,