9pcs 12mm Shank Boring Bar Set Carbide Tipped Lathe Tool Flat End Rod

Description: This 9-piece carbide-tipped boring bar set equips your lathe or mill with every size needed for precision hole work. Each 12 mm-shank bar is forged from tough 40Cr steel and fitted with durable alloy blades to ensure rigidity, long life, and smooth cutting from 7.9 mm up to 13 mm bores. With lengths spanning 57 mm to 114 mm, the set reaches shallow or deep holes effortlessly, while the flat-end design guarantees accurate dimensions and easy chip evacuation. Drop them straight into any MT3-M12 Morse taper holder—no modification, no downtime—making it the perfect, ready-to-run upgrade for both production shops and home workshops. Material of holder: 40Cr Material of Blade: Alloy Quantity: 9pcs/set Package Included: 1 x Boring Bar Set (9pcs)

• 1. Complete 9-piece carbide-tipped boring bar set with 12 mm shank fits MT3-M12 Morse taper holders for seamless lathe and milling integration.
• 2. Individually sized bars reach bore depths from 19 mm to 76 mm while maintaining minimum bore diameters of 7.9 mm, 11.1 mm, and 13 mm for versatile hole-making.
• 3. 40Cr steel holders paired with alloy blades deliver exceptional rigidity and extended tool life under heavy cutting loads.
• 4. Precision-ground flat-end rods ensure smooth chip evacuation and accurate dimensional control during deep-hole boring.
• 5. Ready-to-use set eliminates downtime—no additional modifications required, ideal for both production and hobbyist workshops.