Dormer E500 Hss Coarse Tap Straight Flute 4mm Set Of Three
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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