Catalogue No.
1158
Tuning Fork Aluminium
Same as Cat. No. 1157, but larger in size, set of 8 (frequency 256 to 512 Hz), made from tone aluminium alloy
Same as Cat. No. 1157, but larger in size, set of 8 (frequency 256 to 512 Hz), made from tone aluminium alloy. Packed in plastic box.