Boring Bar Catalogue Numbering System By referencing this easy-to-use guide, you can identify the correct product to meet your needs. A32SDCLNL12KC04 L N L 12 KC04 Bar Style or Insert Hand of Tool Insert Size Additional Lead Angle Clearance Angle Cutting Edge Information Length L10 M... = E N R= H M.. MF, MN, MX, Right-hand boring bar L10 for ceramic and PcBN inserts F B R O KC = L10 D-Style Clamping K C += P Insert thickness L10 L P S L10 (E-style inserts) L D T L10 L= CDE M Left-hand boring bar V L10 P E L W Q F L L10 S A B U K L10 X R D widia.com C55 L10