Radnor 64004923 27/64'' X 27/64'' Shank High Speed Steel, Black Oxide, 135° Split Point, Self Centering, Jobber Length Drill Bit (6 PER CASE) Restroom Supplies The M-444 Inner Collar zips

The M-444 Inner Collar zips into all 3M Versaflo M-Series shrouds and provides a comfortable respiratory seal for 3M Versaflo M-400 Series Helmets

*Premium tinned steel with light color hardwood inset handle *Single mesh bowl

the audible "click" will be heard when secure

Long lasting

Radnor 64004923 27/64'' X 27/64'' Shank High Speed Steel, Black Oxide, 135° Split Point, Self Centering, Jobber Length Drill Bit (6 PER CASE) Restroom Supplies The M-444 Inner Collar zipsRadnor black oxide bits offer superior durability, speed and selection for most general purpose applications. Best for cutting holes into metal and work equally well in wood and plastic drilling. Use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.