10-170 Degree Angle Ruler 100X150mm Vernier Protractor Multi-Purpose Layout Marking Tool

Sliding adjustable dual-blade design double sliding bar adjustable structure, freely adjust effective measuring length according to workpiece size, flexible for small and large workpieces.

Adjustable lock knob for fixed position equipped with locking knob, slide blade to target position then tighten to lock angle, no shifting during marking and inspection, reduce measurement error.

10-170 degree measuring range, covers all common internal and external angle measurement requirements of metal, wood, plastic workpieces.

Uniform stable precision all sizes unified standard: graduation 1 degree, Accuracy 10'. Deep etched scale, wear-resistant and clear for long-term repeated use.

Five complete size options 5 sizes available from 100x150mm to 300x600mm, short size for tiny components, long size for large machined parts, meet diverse workshop demands.

Durable Stainless Steel Material Whole tool stainless steel construction, anti-rust, anti-corrosion, high hardness, smooth measuring surface for consistent accurate readings.