Universal Mandrel Systems - (With Bushing) Rollerball Pen Kits all-metal nib

all-metal nib

Blank Chamber ID 2 x 2 x 4"

this pen makes a deeply personal and symbolic gift — representing heritage

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Universal Mandrel Systems - (With Bushing) Rollerball Pen Kits all-metal nibUniversal Mandrel Systems With Bushing This Universal Stainless Bottle Stopper Mandrel is for 1 8 TPI Spindles or 1. 25 8 TPI Spindles The smaller turn to diameter on the mandrel is set for small projects like Honey Dippers but just slide on the included bushing to change the turn to diameter for larger diameter projects like bottle stoppers. Thus the mandrel can be used with or without bushing, depending on the project! Precision machined in the USA.