TIMCO Window Fabrication Screws Pan PH Self-Tapping Thread Self-Drilling Point Zinc - 4.2 x 25 Box OF 1000 - 133Z Screwdrivers Bits Once fully retracted the spring

Once fully retracted the spring steel shaft can be locked in place using the locking thumb screw

BL1840B 18V 4

There are three colour coded grades of hardness to cater for different surfaces

0 x 40TIMCO Classic Multi-Purpose Pan Head A2 Stainless Steel Woodcrews - 6

Tip Size 12

TIMCO Window Fabrication Screws Pan PH Self-Tapping Thread Self-Drilling Point Zinc - 4.2 x 25 Box OF 1000 - 133Z Screwdrivers Bits Once fully retracted the springBox of 1000 Size 4. 2 x 25TIMCO Window Fabrication Screws Pan PH Self Tapping Thread Self Drilling Point Zinc 4. 2 x 25 Generally used for attaching steel hardware to steel reinforced PVCu sections. The flat underside of the screws head allows it to clamp the materials together firmly. Pan Head S Drill Screw BZP