Screw Thread Insert STI Tap Thread Size 1/4 In.-28 UNF Overall Length 2 23/32 in High Speed Steel Bright (Uncoated) Right Hand Thread Length 1 1/8 in Tap Chamfer Plug Thread Limit H2 Number of Flutes 3 more
Screw Thread Insert STI Tap Thread Size 1/2 In.-20 UNC Overall Length 3 37/64 in High Speed Steel Bright (Uncoated) Right Hand Thread Length 1 21/32 in Tap Chamfer Plug Thread Limit H3 Number of Flutes 4 more
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