Historic Machinery Services will be placing an order for tapered crown bolt taps this month; 1 1/2" in 12" taper, 12 thds, 6 spiral flutes, small end dia. is 1" and the large end dia. is 1 1/2". We are also offering spiral fluted reamers to work with the taps. Both the taps and reamers have a threaded end for pilot.

Closing date for orders is April 19, 2010.
For additional info contact me via e-mail:

Robert Yuill
Historic Machinery Services
e-mail histmachry@windstream.net

http://www.historicmachineryservices.com