Threading Technology – Clamping Technology 520

425 Twist Drills STEEL VA Accessories 3 x D Tech. Info v c / f Product Finder 5 x D 6 x D 8 x D 2-3.5 x D 5.11 Technical information EF-Drill Micro 0.039 (1 mm) 0.059 (1.5 mm) 0.079 (2 mm) 0.098 (2.5 mm) 0.118 (3 mm) 290 psi (20 bar) 870 psi (60 bar) 1450 psi (100 bar) 2030 psi (140 bar) Coolant pressure Twist drill diameter Recommended coolant pressure EF-Drill Micro Recommended pressure range Coolant-lubricant Twist drill diameter 0.2 l/min 0.6 l/min 1.0 l/min 0.039 (1 mm) 0.059 (1.5 mm) 0.079 (2 mm) 0.098 (2.5 mm) 0.118 (3 mm) Coolant-lubricant flow rate EF-Drill Micro Coolant-lubricant flow rate Use a micro filter for the coolant-lubricant