kimllier C6 9Pcs 1/2 Inch Shank Boring Bar Set, Carbide Tipped Bars

kimllier C6 9Pcs 1/2 Inch Shank Boring Bar Set, Carbide Tipped Bars

• 9 pcs boring bar set is made of C6 alloy steel, all shanks are held to 0-0.0005 inch from the nominal diameter.
• The minimum bore is available in three sizes: 5/16 inch, 7/16 inch and 9/16 inch.
• There are five kinds of bore depth of boring bar set: 3/4 inch, 1-1/8 inch, 1-1/2 inch, 1-11/16 inch, 2-1/4 inch, and 3 inch.
• There are six kinds of overall lengths of boring bar set, which are 2-1/4 inich, 2-5/8 inch, 3 inch, 3-3/16 inch, 3-3/4 inch and 4-1/2 inch. The specific size of each boring head bar is shown in the description.
• 9 pcs Boring Bar Set have a wooden base, convenient storage and use.