Specification 115 Value Bit Diameter Inch 5/16" Bit Diameter mm 7.9 mm Description Carving Bit Model Number 115 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 116 Value Bit Diameter Inch 1/4" Bit Diameter mm 6.4 mm Description Carving Bit Model Number 116 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 121 Value Bit Diameter Inch 1/4" Bit Diameter mm 6.4 mm Description Carving Bit Model Number 121 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 124 Value Bit Diameter Inch 5/16" Bit Diameter mm 7.9 mm Description Carving Bit Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 125 Value Bit Diameter Inch 3/8" Bit Diameter mm 9.5 mm Description High Speed Carving Bit Model Number 125 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 144 Value Bit Diameter Inch 5/16" Bit Diameter mm 7.9 mm Description Carving Bit Model Number 144 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 190 Value Bit Diameter Inch 3/32" Bit Diameter mm 2.4 mm Description Carving Bit Model Number 190 Overall Length in 1.5 Recommended Speeds (Wood, Soft Metal, Plastic, Soft Stone/Shell) Wood (20,000-30,000 RPM), Soft Metal (15,000-25,000 RPM), Plastic (15,000-20,000 RPM), Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 191 Value Bit Diameter Inch 1/8" Bit Diameter mm 3.2 mm Description Carving Bit Overall Length in 1.5 Recommended Speeds Wood (20,000-30,000 RPM) Soft Metal (15,000-25,000 RPM) Plastic (15,000-20,000 RPM) Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 192 Value Bit Diameter Inch 3/16" Bit Diameter mm 4.8 mm Description Carving Bit Model Number 192 Overall Length in 1.5 Recommended Speeds Wood (20,000-30,000 RPM) Soft Metal (15,000-25,000 RPM) Plastic (15,000-20,000 RPM) Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 194 Value Bit Diameter Inch 1/8" Bit Diameter mm 3.2 mm Description Carving Bit Overall Length in 1.5 Recommended Speeds Wood (20,000-30,000 RPM) Soft Metal (15,000-25,000 RPM) Plastic (15,000-20,000 RPM) Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 196 Value Bit Diameter Inch 7/32" Bit Diameter mm 5.6 mm Description Carving Bit Model Number 196 Overall Length in 1.5 Recommended Speeds Wood (20,000-30,000 RPM) Soft Metal (15,000-25,000 RPM) Plastic (15,000-20,000 RPM) Soft Stone/Shell (20,000-30,000 RPM) Shank Diameter in 0.125 Specification 199 Value Bit Diameter Inch 3/8" Bit Diameter mm 9.5 mm Description Carving Bit Overall Length in 1.5 Recommended Speeds Wood (20,000-30,000 RPM) Shank Diameter in 0.125