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Engineered with the -M2 medium-cut chipbreaker and the proprietary VP15TF Miracle PVD coating
*Grade Selection Tip: Small-diameter 12mm shanks are susceptible to deflection under heavy chip loads
The S20R-DCLNL12 left-hand internal boring tool bar is purpose-built for Medium-to-Heavy Internal Diameter Roughing
As an indexable carbide insert
79" (Standard 3/4 inch) Square Shank Overall Tool Shank Length 125 mm 4
ST-54.7-22-2T Double-Edged Rough Boring Bar – Durable, Impact-Resistant Tool TNMG220412-DM YBC252 Engineered with the -M2 medium-cutSpecifications: Designation: ST 54. 7 22 2T Blade material: Coated Blade diameter : 54. 7mm Number of blades : 2 Applicable blade : CCMT09T304 Package Includes: A milling cutter (not include blade) Features of thick corn knife: Fixed boring bar, hardened, impact resistant, durable High strength, high hardness, more wear resistant bar, long service life Good hardenability, can withstand multiple impacts The bar head blade is square, can be indexed four
