Dormer A125 Series HSS Twist Drill Bit, 4mm Diameter, 315 mm Overall - A1254.0X315
High-speed steel twist drill bit designed for deep drilling and long reach applications.
Manufacturer part number: A1254.0X315
GTIN: 7320760020227
BS 328. HSS Straight Shank Extra Length Drill (A125). High Speed Steel extra length drill for general machining applications. Ideal for long reach applications and for drilling deeper holes by interrupted drilling (pecking) Steam tempered finish improves wear resistance Capable of drilling holes up to 10x diameter in most materials