产品描述：
Steel Parallels
Hardened and ground steel parallels for workshop use. Supplied in pairs for packing or levelling components prior to machining in tool rooms or machine shops.
16 Piece Set
Contents: eight pairs of the following sizes:
5 x 16 x 100mm, 6 x 18 x 100mm, 8 x 24 x 100mm,
10 x 30 x 100mm, 12 x 36 x 150mm, 14 x 48 x 150mm,
18 x 60 x 150mm, 22 x 62 x 150mm and support blocks.