Drilling Screws

We are one of the largest stockists, importers & distributors of patta self drilling screws in secunderabad (a.p)
we usually have all the sizes of patta drilling screws in ready stock
10*20,10*25,12*25,12*35,12*45,12*55,12*68,12*75 & 12*90
self-drilling screws mainly has three advantages as following:
firstly, patta self drilling screws can save labor. Drilling hole, forming mating thread and clamping home can achieve in an easy operation. It doesn�t require for difficult alignment of two or more elements.
Secondly, patta self drilling screws can save materials. It only needs one tool for application---screw drive.
Power drills, drill bits and elaborate and costly press tools and their maintenance are eliminated.
finally,patta self drilling screws can improve product quality. It ensures correct hole size every time, resulting in better thread engagement and tighter clamp. Patta self drilling screws features drill point which has precise cutting edges to improve drill performance with less effort. The unique point to thread design extrudes the metal preventing strip-out and maximizes pullout performance and minimizes back-out.