Which inserts for this boring bar?

[dpb]

Can anyone tell me with certainty, what insert description and inscribed circle size this tool would use?

Hertel Carbide Boring Bar 0.321” Min Bore Dia 1/4” Shank Dia 4”OAL 7000475 | eBay

Model 7000475 E04SWLPL15 KWH. 1-1/2” Max Bore Depth. 0.1560” Back of Bar to Cutting Edge. Open box unused inspected item as described, shown and pictured. MSRP 110.00.

www.ebay.com

 

[Joeman77]

Perhaps an email to the seller? Doesn't look like too bad a price for solid carbide.