Description:
7pcs Carpentry Countersink Drill Bit Set 5-12# Woodworking Tools
Specifications:
Material: HSS Drill 4241
Black chamfer drill body material: steel 45
Shank: 2.5mm dia shank.
Dimension:
Width (mm)
Length(mm)
The corresponding bit size(mm)
Chamfer size(mm)
5#
16
82
1/8“(3.18mm)
9.5mm
6#
15
80
9/64”(3.58mm)
9.5mm
7#
12
86
5/32“(3.97mm)
9.5mm
8#
16
87
11/64”(4.37mm)
9.5mm
9#
15
91
3/16“(4.76mm)
9.5mm
10#
17
93
13/64”(5.15mm)
12.5mm
12#
16
100
7/32“(5.56mm)
12.5mm
Features:
7pcs Carpentry Countersink Drill Bit Set 5-12# Woodworking Tools
7 Pcs set includes bits for drilling pilot holes for screw sizes 5#,6#,7# ,8#.9#,10# and 12#
Twist screws on the same axis, and screw nut below the board plane, drill collars can adjust up and down!
Apply to with a clamp or joint drilling machine, suitable for drilling in the hard wood and wood floor, machine screw for wood screw.
Package included:
7x Countersink Drill Bits
1x Shank
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