TIMCO Window Fabrication Screws Countersunk PH Metric Thread Self-Drilling Point Yellow - M4 x 16 Box OF 1000 - 150Y Classic - Yellow - Countersunk The high output provides a

The high output provides a 20 minute LED delay for lighting dark workspaces

and the full fit head prevents rounding of the screw head and prevents 'cam out' (bit head slipping out of the screw head due to the turning force)

They have a waterproof

1 light on - less than 20% of full battery capacity

Tool-less blade change

TIMCO Window Fabrication Screws Countersunk PH Metric Thread Self-Drilling Point Yellow - M4 x 16 Box OF 1000 - 150Y Classic - Yellow - Countersunk The high output provides aBox of 1000 Size M4 x 16TIMCO Window Fabrication Screws Countersunk PH Metric Thread Self Drilling Point Yellow M4 x 16 An alternative to the self tapping thread version. This metric threaded screw has multiple uses for fitting a variety of hardware to frames where there is a steel reinforcement present. S Drill PVC Screw CSK ZYP