#4 Works well for ropes in the 3/8 to 3/4 range. This is a product called whipping twine and it is used to wrap the ends of rope to keep them from
Marlow No. 4 Waxed Whipping Twine
Top Whipping Twines - Practical Sailor
Whipping Twine
All — Knot & Rope Supply
Whipping Twine for Rope Work, Whipping Line
Waxed Sail Twine / Sewing & Whipping Thread
on spools for ease of use from marlow and gleistein
waxed whipping twine
Light Duty Needles — Knot & Rope Supply
#2 Works well for ropes under 3/8 in diameter. This is a product called whipping twine and it is used to wrap the ends of rope to keep them from
#2 White Whipping Twine