Catalog number: SD107-20.00/21.99-175-25R7 Features: ●This drill system has extremely high connection rigidity with the holder using the serrations and draw screw on the bottom of the head. ●L/D=7D type. ●The coolant holes on the crown head supply a large amount of coolant to the cutting edge, achieving excellent chip removal. Specifications: ●BD(mm): 19.5 ●LU(mm): 175.0 ●OAL(mm): 264.5 ●Hole processing depth 7 x D
