The Daiichi 1310 is a special short shank dry fly hook. If you tie a standard length pattern on a short shank hook, you select one size larger than
Hooks & Shanks — Big Y Fly Co
A “short shank” hook is an interesting tool for a tier. If you tie a standard length pattern on a short shank hook, you select one size larger than
Daiichi 1310 Short Shank Dry Fly Hook
Fly-Tying, Raspberryfisher's Blog
Daiichi 1310 Dry Fly Hooks at The Fly Shop
1640 Tube Fly Hook, Fly Tying Hooks, Daiichi
Daiichi – Tagged Dry Fly Hooks – Dette Flies
Daiichi 1310 Short-Shank Dry Fly Hooks
Preferred hooks for smaller chironomids?
Hooks & Shanks – Los Pinos Fly Shop