An old Tyzack brass back tenon saw with a thick, heavy brass spine.
The brass back is marked 'W.Tyzack Sons & Turner Ltd, Sheffield, England, No 120'.
A faint partial blade etching remains.
The handle has been replaced with a 'Disston Phila' medallion or the whole handle has been replaced with a Disston handle.
TPI: 10
Blade length: 12"
For general info about this saw, see the Tyzack 120 Tenon Saw review on FindMyTool.co.uk
Condition: straight blade, all teeth present, probably would benefit from a sharpen, please see photos for condition.