Arabic name: Breed feathers for minerals, concrete and wood from the English name in English: Total TacDL11601 16pcs Metal, Concrete, and Wood Drill Bits Set Country of origin: China brand: total product description and its benefits: a multi -use digital dug kit that includes 16 pieces for drilling in minerals, concrete and wood. These feathers are designed with high quality to provide accuracy and efficiency in drilling. Made of high -quality materials and heat treatment to improve durability and hardness. Equipped with a head of carbide tingstan to increase the power of drilling and improve feathers' life. Technical specifications: Quantity: 16 pieces of sizes: multi -sizes for drilling in minerals, concrete and wood. Made of high -quality materials and heat treatment. Equipped with a head of carbide tingstan. Model number: tacsdl11601