Description:7pcs Countersunk Head Drill Twist Drills Bit Countersink Metal WoodworkingSpecifications:Product NameCountersunk Head Drill Size6.3/8.3/10.4/12.4/16.5/20.5mm countersunk drill +3mm twist drillSuitable ForType C according to DIN 335ColorSilver + charcoal blackMaterialHSS6542Weight164gDesi..