Hex Key Set, Fold-Up, Small, 9-In-1 Parts Cleaning Brush 3X Cutting edges extends bit

3X Cutting edges extends bit life compared to standard IRWIN self-feed bits

Easy clean for solid

Will not rust

#2 long installer bit

Blade Support Roller Provides Improved Cutting Accuracy & Longer Blade Life

Hex Key Set, Fold-Up, Small, 9-In-1 Parts Cleaning Brush 3X Cutting edges extends bit9 in 1, small, fold up, hex key set, plastic, includes key sizes: . 050, 1 16, 5 64, 3 32, 7 64, 1 8, 9 64, 5 32 & 3 16, sizes clearly marked on the handle for easy identification, flat spring in case bottom holds keys at any angle, 8650 chrome nickel alloy steel drawn to a tolerance of plus . 000 minus . 001, hex corners are sharp & clean.