Radius Marker, Standard, 24 in Radius no checkout For cleaning welding tip and For cleaning welding tip and a variety of other fuel orifices and injectors Knurled aluminum handle Removable cap The Duracell CopperTop 6 V Alkaline lantern battery is designed for advanced performance in household items like lanterns Precision 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