hinge boring
  • Boring consists of a 35mm diameter hole, 13.5mm deep with a 5mm tab dimension from the edge of the door.
  • Insert holes are 8mm in diameter, 11.9mm deep, located 9.5mm from the center of the 35mm bore to the center of the 8mm insert bore.
  • Specify with or without insert holes.
  • Doors 9″– 42″ long receive two bores.
  • Doors 42-1/16″ – 72″ receive three bores with the third centered on the height of the door.
  • Doors 72-1/16″ and longer receive four bores with center holes set 25″ in from each end.
  • Boring available on the following edge profiles only: B-2, CFP-2, H-2, L-034, L-059, L-149, L-281, L-297, L-803, LC-2, LC-Inset, Machine Edge, PRS-2 and V-2. Not available with rabbeted or partial inset edge profiles.
  • Concealed hinge boring is available on inset/prefit doors with the following edge profiles: L-253, L-686, Machine Edge, L-947, L-967, L-304 and L-996.

Pattern “B” accommodates the following hinge models:

  • Blum: 107, 120, 120+, 170, Diagonal 20, 30, 37, 45,Angle 25 and Clip Top Series
  • Grass: Tech, 300 and 3000 Series
  • Salice: 200 Series (use 2mm mounting plate)
  • Ferrari: H91/C90 Series (for 5/8″ overlay use 6.0mm mounting plate, for 3/4″ overlay use 4.5mm mounting plate)
  • Custom boring locations available.Specify dimension from top or bottom edge of door to center of cup locations.