ER20-7MM AAA 0.005 Grade High Precision Elastic Chuck, Nickel-Plated ER20 Collet Lock CCMT060204-EM YBG205 The 6R angle is exactly

The 6R angle is exactly what we needed

16 mm/t Cast Iron (K) 120 - 210 m/min 0

higher toughness

ensure high-pressure coolant is aimed directly at the cutting edge to prevent chip welding

The TPMN series features a flat-top (no chipbreaker) face

ER20-7MM AAA 0.005 Grade High Precision Elastic Chuck, Nickel-Plated ER20 Collet Lock CCMT060204-EM YBG205 The 6R angle is exactlySpecifications: Designation: ER20 7MM AAA 0. 005 AAA grade high precision elastic chuck ER20, ER collet lock Diameter : 21mm Height : 31. 5mm With nut : ER20A Package Includes: A Chuck (not include With nut) Features: Mn manganese titanium hardened steel is made with precision, hardened, shock resistant and durable Good hardenability, can withstand multiple impacts, strong and durable, long life The hollow knife groove of the collet is ground The