NT40 M16 Boring Head Set With 2 Inch Boring Head And 1/2 Inch Boring Bar, 6 Piece Set With Inserts Included, NT40 Arbor, Fits 1/2 to 2 Inch Bore, Heavy Duty Pro Grade Build, Durable Black Finish For Dead Accurate Machining
✔️ 6pc set: 1/2 to 2 in bore, inserts included, NT30 arbor, heavy duty
This boring head set pairs a 2-inch boring head with a compatible NT30 arbor to cover a wide bore range in metalworking. It’s commonly used on milling machines and lathes for accurate holes in steel, aluminum, and other metals.
✅ 2-inch boring head included; NT30 arbor included
✅ 6pcs 1/2 inch boring bars included
✅ Inserts included: TBGT 06, TPGT 09, TPCT1103
✅ Min bore 3/8 in (9.5 mm); max bore 4 in (101.6 mm)
✅ Durable black finish, heavy-duty pro-grade build
💡 What is a boring head used for in metalworking, and why pick a 2 inch setup? In short, a boring head lets you dial in precise hole sizes on mills and lathes using replaceable inserts.
- Handy for tight tolerances on round holes
- Works with multiple insert types to match material and finish
- Supports a broad bore range with arbors like NT30/NT40
- Improves concentricity and finish for finishing bores