Dormer E500 Hss Coarse Tap Straight Flute 4mm Second
Straight flute taps are the only type of taps that can be usedby hand, but they may also be used in a machine if required. Theycan be used for either through or blind holes. When tapping blindholes straight flute taps should be used in sets. The three tapswhich form a set are known by more than one name.
1. Taper or First tap
2. Second or Intermediate tap
3. Bottoming, third or plug tap.
Metric coarse straight flute taps.
Tolerance : Class 2 for 6H Fit
Surface treatment : Bright
Material : HSS High Speed Steel
Chamfer No : 1,2 and 3, Serail no 4 and 5
Flute Geometry : Straight Flutes
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