Radius Marker, Medium, 50 in Circumference ORS NASCO no tool needed|Spare cutter wheel

no tool needed|Spare cutter wheel included in the knob|Made from high-strength zinc alloy

Grinding Arbor Thread - TPI or Pitch 5/8 in-11 UNC Nut Big Catalog YES Body Material Phenolic Backing Brand Weiler Catalog Welding Catalog Color Blue Construction Catalog NO Country of Origin MX Dia

Full synthetic graphite|Superb arc starting and stability|||

Durable and high-performance|Universal holes fit most manufacturer's head gear/cap adaptors|||

Two-sided tag with warning messages and graphics|Both sides have lines for writing additional information|Write-on polyester laminate protects the graphics

Radius Marker, Medium, 50 in Circumference ORS NASCO no tool needed|Spare cutter wheelPrecision tools made of rust proof aluminum and anodized for lasting protection The arms are precisely aligned with spring tension joints to guarantee accuracy and rigidity The holder accommodates flat or round soapstone and pencils All are a folding type design, the three smaller models will fit conveniently into a shirt pocket All have sturdy friction joints to maintain rigidity and accuracy