Sweater needle diameter corresponding pin number:

No. 6 ≈5mm， No. 7 ≈4.75mm， No. 8 ≈4.5mm， No. 9 ≈4mm， 10 number ≈3.5mm， 11 number ≈3mm， No. 12 ≈2.5mm

No. 13 ≈2.25mm， 14 number ≈2.0mm， No. 15 ≈1.75mm， No. ≈1.5mm 16

Sweater number corresponding to various types of wool:

No. 67 for No.: knitting lines， thick lines.

No. 8 to No. 910: thick lines， thick lines.

No. 11 No. 12 No. 13 for: thin line (24 mink cashmere with 12 or 13， 20 mink cashmere with a No. 132 shares).

14 15 16 for: woven ultrafine cashmere line.