steam oxide Creates a Fe3O4(black rust) film on the surface of the tool Blue-black color Characteristics Retention of cutting fluid due to porosity. ... 詳細表示
What is the tool diameter of the pilo...
What is the tool diameter of the pilot hole and the tap of the American standard pipe screw? NPT NPSC NPTF NPSF Pilot hole diameter When machining pilot ... 詳細表示
The chamfer is the name of a part of the tap, the tip of the tap is tepered. This part cuts the workpiece and processes the screw while cutting or raising i... 詳細表示
What is Upper Thirds Tap? At the request of customers such as "tight when external thread is inserted", "plating on internal thread ", "strain countermeasur... 詳細表示
Tap whitworth screws for W threads
Only those with size in inches are in the standard lineup. General use (HT, SFT, POT) General Use Long Shank (HT, SFT, POT) For SUS (SFT, POT) NT (Nut ... 詳細表示
What is a precision notation STD?
What is a precision notation STD? Accuracy notation STD is the accuracy of the tap recommended when machining thread accuracy class 2 or 6H internal t... 詳細表示
What is the processing depth of taper...
The number of reference diameter positions in the catalog is a guide to the machining depth. Example: Processing depth of tapered taps for pipes PT3/8 Tape... 詳細表示
There is a P or B on the shank of the...
The "P" and "B" notations on the forming tap shank represent chamfer length .In the New Roll Tap (NRT), P (=Plug) is for through hole machining and chamf... 詳細表示
What is the difference between New Ro...
New Roll Tap (NRT) and High Roll Tap (HRT) are both forming tap While HRT is a rolled-finish tap with basic performance and is limited to sizes of M6... 詳細表示
What is Synchro Tap? What kind of tap?
What kind of tap is Synchro Tap? A synchro tap is a tap dedicated to a machine (also called synchronous, rigid, or direct) equipped with a complete lead fee... 詳細表示
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