McMaster 31555A6 TiN-Coated High-Speed Steel Drill Bit Set 249 Pieces 2RKR9 3 Hours Fire Rating

3 Hours Fire Rating

Firestop Block

The setting procedure is

ADA Compliant

Plastic Operators (ZB4 or ZB5 Operators) Contact Rating 10A @ 600V AC Action Momentary Color Black/Red Application Operator Contact Form 1NC NEMA Contact Rating Designation A600/Q600 Terminal Connection Screw/Clamp Standards CSA

McMaster 31555A6 TiN-Coated High-Speed Steel Drill Bit Set 249 Pieces 2RKR9 3 Hours Fire RatingOur basic drill bits are also the most versatile. Cut holes in a variety of metals, from the softest aluminum to the hardest steel. Jobbers' LengthThese bits have the balance of rigidity and length needed for most applications. Titanium Nitride (TiN) CoatedDrill at higher speeds and last longer than uncoated and oxide coated bits, especially on tough materials like hardened steel and nickel. Material High Speed Steel Length Class Jobbers Finish