77
BIT SELECTION
Appendix IID4R Pro User Guide
Note: Bit and joint drawings are about actual size.
Numbers in brackets are millimeters * Bits 80-8, 120-8, and 140-8 come standard with the Leigh D4R Pro
Tail board
Drawer Side
Min Thickness
1/4"[6,5mm]
120-8
128-8
Pin board
Rabbeted Drawer Front
Min Rabbet Depth
1/2"[12,7mm]
Tail board
Drawer Side
Min Thickness
1/4"[6,5mm]
Pin board
Rabbeted Drawer Front
Min Rabbet Depth
7/16"[11mm]
Bits
A
Overall Diameter
B
Working Depth
C
Shank Diameters
D
Shank Length
E
Overall Length
F
Angle
Guidebush
Diameter
HB Variable HB Single Pass
No. 120-8*
1/2" [12,7] ~7/16" [11,0] ~1/4" [6,35] 8mm (or 1/4") 1-3/4" [44,0] 2-1/4" [57,0] 14˚ e7 or 7/16"[11,1]
Bits
A
Overall Diameter
B
Working Depth
C
Shank Diameters
D
Shank Length
E
Overall Length
F
Angle
Guidebush
Diameter
HB Variable HB Single Pass
No. 128-8
1/2" [12,7] ~3/8" [9,5] ~3/16" [5] 8mm (or 1/4") 1-3/4" [44,0] 2-1/8" [54,0] 18˚ e7 or 7/16"[11,1]
Included
with
D4R Pro
Pin board
Flush Drawer Front
Min Thickness
HB Variable: 9/16"[14,5mm]
HB Single Pass:
3/8"[10,3mm]
Pin board
Flush Drawer Front
Min Thickness
HB Variable: 1/2"[12,7mm]
HB Single Pass:
5/16"[8mm]