Forney 20933 Plug Tap Industrial Pro HSS UNC, 5-by-40 Review
http://tinyurl.com/ncxt3kv
Forney 20933 Plug Tap Industrial Pro HSS UNC, 5-by-40
Unified National Coarse (UNC) plug tap
High speed steel (HSS) taper tap
Includes 9-degree chamfer angle
3-5 pitches chamfered and 3-5 tooth height
For blind holes where hole is deeper than threads required
