In-sail/Sandum is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.

Self-tapping threaded inserts are widely used in low density low strength alloys such as Aluminum Alloy, Zinc Alloy, Cast Iron and thermalset plastic as well as hardwood to provide strengthened internal thread or thread repair. The Self-tapping threaded inserts are very easy to install with hand or automatic tool, just like common self-tapping screw.
• Thread: ISO Metric or UNC/UNF, BSW
• Size: Internal Thread M2-M30, UN #4-1"
• Material: Stainless steel 303/304/316, Mild steel 1215 plus Zinc plating, Brass and material upon customer request
• Type: 302, 307/308, 303, 347/348, 317/318 etc.