Screw Tool
SCREW TOOL


Screw Tool
Our screw head forming tool punch manufacturing technology represents a level of precision machining that leaves competitors far behind. Not only does it boast outstanding characteristics such as high punch accuracy and consistent quality, but it is also produced under rigorous quality control.
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Punch
The punches we manufacture are called header punches, one type of die used in screw production.
They are dies used during the header forming stage of screw manufacturing to shape the screw head and driver drive hole, serving as a critical component in screw fastening.
Our punches utilize cold forming plastic working technology on high-speed tool steel (HSS), enabling their adoption across a wide range of screw products—from the extremely small sizes used in smartphones to the bolt sizes used in automobiles.
Since 1966, they have been trusted and used by our customers as the ‘NHK HSS Punch’.
Building on our long-cultivated expertise, we will continue to develop and supply a diverse range of long-life punches.
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Q Gauge / Bite Gauge
Leveraging our grinding technology, we provide gauges for quality inspection of screw driver drive holes.
These gauges manage the depth and opening of screw product drive holes, making them essential for screw product quality control.
We primarily manufacture hand plug gauges for engagement verification compliant with various standards and gauges for Q-dimension measurement (sink depth measurement).
The Q-dimension measurement gauge consists of three components: a gauge pin (measuring element), a sleeve (main body), and a dial gauge.
Additionally, if you require special management for specific items, we can propose dedicated gauges tailored to your needs. Please feel free to inquire.

ねじ工具カタログ

当社は十字矢・#0・トルクスをはじめとする規格品だけでなく、マイクロリセス・特殊リセス等の特注品にも対応しております。
カタログ記載の規格品において、一部在庫販売方式を採用しておりますので、お問い合わせ下さい。
また、CVD処理(PICA-ICHI)・PVD処理付き品の一貫生産が可能です。ねじ線材・打鋲条件に適した硬質膜をご提案致します。
パンチへのお問い合わせは、下記のTEL・FAX・フォームのいずれか「営業一課」宛にお問い合わせ下さい。
TEL:0463-94-5342
FAX:0463-93-5104
フォーム:
お問い合わせはこちら


