Solid carbide twist drill EF-

Solid carbide twist drill EF-Drill, DIN 6537L in GG geometry and with inclined clamping flat for use in cast iron materials.

Internal cooling channels for high process reliability.
Four margins for improved guidance and hole quality.

Technical details

type

Twist drills

coolant supply

internal coolant supply

Geometry

Clamping length l₄

45 mm

Center length l₅

1.858 mm

tolerance work piece

IT9-IT10

cutting tolerance

shank diameter tolerance

cutting material

carbide

Material	Cast materials Search for value K1.1 Cast iron with lamellar graphite (GJL) 100-250 N/mm² K1.2 Cast iron with lamellar graphite (GJL) 250-450 N/mm² K2.1 Cast iron with nodular graphite (GJS) 350-500 N/mm² K2.2 Cast iron with nodular graphite (GJS) 500-900 N/mm² K3.1 Cast iron with vermicular graphite (GJV) 300-400 N/mm² K3.2 Cast iron with vermicular graphite (GJV) 400-500 N/mm² K4.1 Malleable cast iron (GTMW, GTMB) 250-500 N/mm² K4.2 Malleable cast iron (GTMW, GTMB) 500-800 N/mm² No results found

Unit	Millimeter Inch

VHM-EF-Drill-GG-DIN 6537L-HE-IK-4FF-TIALN-87