9pcs Boring Bar Set 1/2" 3/8" 12mm F1 Type Steel High Speed CNC Lathe With BaseFeature:1. Made of high-speed steel, durable and long life2. With 9 pieces of boring bars with different lengths, it can meet your needs3. Including the base, the boring bar is convenient to store and easy to carry4. High quality and fine workmanship, simple to 5. The diameter is 1/2", 3/8", 12mm, which is easy to install and removeSpecification:Item Type: Boring Bar SetQuantity: 9 PiecesMaterial: High Speed SteelBase DiameterHeightDrilling DepthMinimum Aperture12.7mm / 1/2in2-1/4"3/4"5/16"12.7mm / 1/2in2-5/8"1-1/8"5/16"12.7mm / 1/2in3"1-1/2"5/16"12.7mm / 1/2in2-5/8"1-1/8"7/16"12.7mm / 1/2in3-3/16"1-11/16"7/16"7/16"12.7mm / 1/2in3-3/4"2-1/4"7/16"12.7mm / 1/2in3"1-1/2"9/16"12.7mm / 1/2in3-3/4"2-1/4"9/16"12.7mm / 1/2in4-1/2"3"9/16"9.525mm / 3/8in2 in3/4 inch5/16 inch9.525mm / 3/8in2-3/8 inch1-1/8 inch5/16 inch9.525mm / 3/8in2-3/4 inch1-1/2 inch5/16 inch9.525mm / 3/8in2-3/16 inch15/ 16 inch3/8 inch9.525mm / 3/8in2-21/32 inch1-13/32 inch3/8 inch9.525mm / 3/8in3-1/8 inch1-7/8 inch3/8 inch9.525mm / 3/8in2-3/8 inch1-1/8 inch7/16 inch9.525mm / 3/8in3-15/16 inch1-11/16 inch7/16 inch9.525mm / 3/8in3-1/2 inch2-1/4 inch7/16 inch12mm / 1/2in57.1mm / 2.2in19mm / 0.7in7.9mm / 0.3in12mm / 1/2in66.6mm / 2.6in28.5mm / 1.1in7.9mm / 0.3in12mm / 1/2in76.2mm / 3in38.1mm / 1..1 5in7.9mm / 0.3in12mm / 1/2in66.6mm / 2.6in28.5mm / 1.1in11.1mm / 0.4in12mm / 1/2in80.9mm / 3.2in42.8mm / 1.7in11.1mm / 0.4in12mm / 1/2in95.2mm / 3.7in57.15mm / 2.3in11.1mm / 0.4in12mm / 1/2in76.2mm / 3in38.1mm / 1.5in13mm / 0.5in12mm / 1/2in95.2mm / 3.7in57.1mm / 2.2in13mm / 0.5in12mm / 1/2in114.3mm / 4.5in76.2mm / 3in13mm / 0.5in12mm / 0.5in12mm / 0.5inBase size: approx. 72x55x30mm/2.8x2.2x1.2in Package List:9 x Boring Bar1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow.2) payment must be made within 3 days of placing the order.3) if you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. About Shipping1.