For sales is one piece England made HSS Gear Hob Cutter: 

 brand: NORRIS

code:  30 DP 20deg PA 1st RH 1deg O-HA DG.1750 HS 18 depth 0.719 S3249

Bore ID, slotted: 1"

 

 

Viewing or Pickup welcomed at Wentworthville, NSW 2145.