MPN

Mandrels

A mandrel is a shaft or bar that is inserted into a hole in your work to hold it in place during machining.
Types of Mandrels
• Expanding mandrels are slightly tapered with an expandable wedge for holding your work.
• Plain mandrels are hardened with tempered steel bar-holding mechanisms.
• Nut mandrels are straight mandrels with a thread at one end.
Use of Mandrels
• Lathes
• Jewellery making for forming the perfect shape
• Tube bending and formation
• Mounting s gear blank or pulley between centres

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