1.I-Beam aluminium alloy frame for none twist,thickness:1.2mm.
2.Accuracy:1.0mm/m.
3.Alu.body and black plastic,powder coated for surface.
4.Three unbreakable shockproof acrylic vials(90,180,45);
5.With one hanging hole to storage easily.
6.With two handles for 24'',without handles for 12''/18''.
7.Strong magnetic on bottom and scales on top.
8.Profile size:5.6*2.3cm

Heavy duty I-beam aluminium spirit level         New-Multi-function I-Beam Spirit Level

    I-beam aluminum alloy spirit level                                             South America I-BEAM aluminum spirit level