Imperial 70257 High Speed Steel Bottom Tap, 3/4"-10 Belt Unique 4-corner thread form with

Unique 4-corner thread form with raised ridge reduces driving torque penetrating the hardest wood products

Large screen designed to assure smooth water passage and better suction

One click tells you Picture Hanging Strips are locked in and holding tight

PTFE seats for smooth operation

Transforms ordinary surfaces to a stainless steel surface

Imperial 70257 High Speed Steel Bottom Tap, 3/4"-10 Belt Unique 4-corner thread form withHighlights: Material: High Speed Steel Number of Flutes: 4 Overall Length: 4. 2500" Pitch Diameter Limits: H3 Shank Type: Straight w square Square Length: 0. 6875" Square Size: 0. 4420" Thread Length: 2. 0000" Thread Size: 3 4" 10 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 flutes cut accurate, clean threads