This is a M10 x 1mm Female to 1/8 npt Male Adapter Fitting.
Made from plated steel.
Male thread is a standard tapered 1/8-27 npt thread to a Female parallel M10 X 1.0mm approx 15mm deep.
The hole in the male threaded end is 4mm providing a good wall thickness for secure tightening and pressure retention.
Hex size is 14mm AF. (A 14mm or 9/16 spanner/socket should be used).
The M10 end is suitable for a banjo bolt or similar and should be sealed with a flat copper washer.
No extra postage costs for multiple orders.
SEARCH ebay # 231734647857 for banjo bolt to suit.
Search ebay # 331693812930 for copper washers to suit.
Combined postage available.