Could be 1/2 or 3/4 sorry I do not know enough about them to decide. I have pictured the sizes for you.
Cello 3/4 Size Hardwood Tuning Peg by J.Thibouville-Lamy - UK Seller
Fantastic Matching Pair x 2 Vintage Hardwood Maracas
Fantastic Puerto Rico Matching Pair x 2 Vintage Hardwood Maracas Hand painted
4Pcs / lot Ebony Cello Peg Accessories Tuning Wood Tuners Shaft Handle for Shaft Handle Tuner
Vintage Piano Tuning Key
