Kontra pou itilize ak metal, plastik, bwa, ak klwazon sèch. Longè total: 225 mm. Apwopriye pou koupe materyèl metal epè (2-8mm). Apwopriye pou koupe ak bwa klou, katon (10-100mm), plastik (5-175mm), vèr ranfòse plastik (8-50mm). Koupe dwat pou metal.