We also offer special screw thread shapes! Drilling, tapping, and tightening can be done with one touch.
The "Jack Point" is commonly referred to as a drill screw, which has a drill tip at the end of the screw, allowing for drilling, tapping, and fastening in one touch on steel plates with a thickness of 1.6mm or more. The head shape can be varied according to the type and shape of the material being installed, including trumpet head, flexible head, modoturas head, pan head, flat head, hexagonal head, etc. It is used for attaching hardware, wood, etc., to base materials such as lightweight steel (C-shaped steel) with a thickness of 1.6mm or more in construction sheet metal exterior walls and roofing work without pre-drilling. 【Features】 ■ Drilling, tapping, and fastening can be done in one touch ■ Head shape: Depending on the type and shape of the material being installed, it can be varied among trumpet head, flexible head, modoturas head, pan head, flat head, hexagonal head, etc. ■ Screw thread shape: The screw thread is basically the same as the standard for tapping screws, but there are also special thread shapes depending on the application. *For more details, please refer to the PDF document or feel free to contact us.
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【Specifications】 ■Material - Iron (Aluminum killed steel 1018A) - Stainless steel (Martensitic SUS410) - Jackstar made of 18-8 stainless steel ■Length Selection - Use screws that are the thickness of the installation object plus the thickness of the substrate plus 10mm to 14mm in length (approximately 10mm for 4mm diameter, approximately 12mm for 5mm diameter, approximately 14mm for 6mm diameter) - For reamer screws, add the length of the reamer part (approximately 3mm for 4mm diameter, approximately 5mm for 5mm diameter) *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Yamahiro Co., Ltd. is a "specialized manufacturer of construction screws" and offers a diverse lineup to meet various customer needs, adapting to the diversification and sophistication of construction methods and new building materials. In recent years, the imbalance between supply and demand has become increasingly evident in our construction industry. Although the current situation surrounding businesses cannot be described as favorable, our desire to anticipate the needs of the times, develop cutting-edge products that reflect the voices from the field, and provide better products to our customers has been passed down through each employee since our founding. Additionally, to ensure that customers can use Yamahiro products with confidence and satisfaction, we are focusing on improving our production capabilities as a manufacturer of construction materials, while also strengthening our distribution capabilities to deliver products quickly and accurately, always striving for stable product supply. In this way, we are committed to responding to our customers' "true needs" by emphasizing new product proposals and stable supply, and we will continue to advance as a leading company in construction fasteners.