The Triumph Twist Drill Co. #10 Wire Gauge Drill Bit features precision engineering with a 0.1935 inch diameter and standard jobber length design for versatile drilling applications.Triumph Twist Drill Co. #10 Wire Gauge Drill BitPrecise 0.1935 inch (4.92mm) diameterJobber length for standard drilling depthWire gauge sizing for accurate hole specificationsProfessional grade construction for durabilityIdeal for metalworking machining and precision drilling tasks where exact hole diameter is critical. Perfect for professional workshops and industrial applications requiring reliable performance.