Imperial 70255 High Speed Steel Bottom Tap, 9/16"-12 Suits The rest is a mixture

The rest is a mixture of acids

Ideal to clean sidewalks and driveways after cutting the grass

Stainless steel spring in socket cover

Chrome vanadium steel forging for durability

"Rough & Rugged" Trash Cans

Imperial 70255 High Speed Steel Bottom Tap, 9/16"-12 Suits The rest is a mixtureHighlights: Material: High Speed Steel Number of Flutes: 4 Overall Length: 3. 5938" Pitch Diameter Limits: H3 Shank Type: Straight w square Square Length: 0. 5000" Square Size: 0. 3220" System of Measurement: Fractional Thread Length: 1. 6563" Thread Size: 9 16" 12 High speed tungsten steel taps out perform ordinary taps for production tapping Special design keeps taps sharper longer Sizes are clearly stamped on the shank of each tap Precision ground