The WSB Metal Shield Shock Leader is soft with a low diameter for a virtually memory free line.
100m per spool

Available in
34.7lb - 0.50mm dia
45lb - 0.55mm dia
51lb - 0.60mm dia

Prices from

This is extremely soft with a low diameter for a virtually memory free leader.
100m per spool

Available in
50lb - 0.62mm dia - Yellow Only
60lb - 0.70mm dia - Clear or Yellow
80lb - 0.78mm dia - Clear Only

Prices from

Sakuma tapered shock leader lines are extremely good for distance casting.
18 - 70lb breaking strain and 0.37 - 0.74mm diameter. 5 x 13m lengths

Available in
Clear or Yellow

10m spool of 7 strand nylon coated wire with crimps.
Ideal for ring making.

Available in
20lb & 33lb