There is a P or B on the shank of the...

The “P” and “B” markings on the forming‑tap shank indicate the chamfer length. In the New Roll Tap (NRT) series, “P” (Plug) is used for through‑hole machinin... 詳細表示

Is the external center missing on spi...

Normally, spiral‑fluted taps of M6 or smaller have a protruding “external center” at the tip. 詳細表示

What is forming tap ?

Forming tap is a tap that processes threads by plastically deforming the minor diameter of the pilot holes. Since the threads are machined without cutting, t... 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

Ichirinbuto

Ichirin (一厘) is the unit used to represent size in inches. 1 inch = 25.4 mm 1 minute (ichibu) = 1/8 inch = 3.175 mm Ichirin (一厘) = 1/10 of 1 minute ... 詳細表示

Taps for spark plugs

The spark plug standard is M14S × 1.25. See JISB8031. Since OH4 falls into the category of OH4 accuracy, A-SFT's M14×1.25 (STD+1) (= OH4) corresponds to it.... 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

In terms of OH accuracy, if one numbe...

In terms of OH accuracy, if one number goes up, how much will it be oversized? P0.6 or less is 15 μm, and P0.7 or more is 20 μm. In forming tap , it is 1... 詳細表示

internal thread Accuracy and Tapping...

internal thread Accuracy and Tapping Accuracy (Cutting Tap: OH Accuracy) OH accuracy means that in order to satisfy a predetermined internal thread accuracy... 詳細表示

Are there any taps that can be proces...

Are there any taps that can be processed by 6H? 6H stands for internal thread accuracy. Is there a tap that can be processed with a internal thread accurac... 詳細表示