Justgreenbox 9PCS 12mm Shank Boring Bar Hard Alloy Carbide Tipped High Accuracy Top Lathe Hole Milling Machine - 2023997074

9PCS boring bar set made of 40 Cr holder and alloy blade suitable for boring hole with durability and long service life.  

Features:

Suitable for boring hole. 

Durability and long service life. 

Shank diameter is 12mm. 

The holder made of 40Cr material, the blade made of alloy material. 

Fit for 2 inch 50mm boring tip. 

Can be used with 50mm MT3-M12 morse taper boring bar for lathe milling. 

9 Piece boring bar set features C-6 carbide for use in harder materials but also works in aluminum and other soft metals.  

Specifications:

Material of Holder:40Cr; 

Material Of Blade: alloy; 

Quantity: 9pcs; 

Shank Diameter: 12mm / 0.47in;  

1:

Length: 57.1mm / 2.2in; 

Bore Depth: 19mm / 0.7in; 

Min Bore: 7.9mm / 0.3in;  

2:

Length: 66.6mm / 2.6in; 

Bore Depth: 28.5mm / 1.1in; 

Min Bore: 7.9mm / 0.3in;  

3:

Length: 76.2mm / 3in; 

Bore Depth: 38.1mm / 1.5in; 

Min Bore: 7.9mm / 0.3in;  

4:

Length: 66.6mm / 2.6in; 

Bore Depth: 28.5mm / 1.1in; 

Min Bore: 11.1mm / 0.4in;  

5:

Length: 80.9mm / 3.19in; 

Bore Depth: 42.8mm / 1.7in; 

Min Bore: 11.1mm / 0.4in;  

6:

Length: 95.2mm / 3.7in; 

Bore Depth: 57.15mm / 2.25in; 

Min Bore: 11.1mm / 0.4in;  

7:

Length: 76.2mm / 3in; 

Bore Depth: 38.1mm / 1.5in; 

Min Bore: 13mm / 0.5in;  

8:

Length: 95.2mm / 3.7in; 

Bore Depth: 57.1mm / 2.2in; 

Min Bore: 13mm / 0.5in;  

9:

Length: 114.3mm / 4.5in; 

Bore Depth: 76.2mm / 3in; 

Min Bore: 13mm / 0.5in;  

Item Weight: 502g / 1.1lb; 

Package Weight: 548g / 1.2lb; 

Package Size: 125 * 80 * 75mm / 4.9 * 3.1 * 3.0in;  

Note:

Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. 

The measurement allowed error is +/- 0-30mm.  

Package List:

1 * One Set Of Boring Bar