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Drills
(Hex Shank Drill Bits)


Material: H.S.S

BRITISH SYSTEM:inch
Flute Diamter
d
Overall Length
L
Shank Diameter
l
Shank Dia
D1
1.5 68 18 1/4"
2.0 77 24 1/4"
2.5 85 30 1/4"
3.0 89 33 1/4"
3.2 93 36 1/4"
3.5 98 39 1/4"
4.0 103 43 1/4"
4.5 108 47 1/4"
4.8 114 52 1/4"
5.0 114 52 1/4"
5.5 120 57 1/4"
6.0 120 57 1/4"
6.5 129 63 1/4"
METRIC SYSTEM :mm
Flute Diamter
d
Overall Length
L
Shank Diameter
l
Shank Dia
D1
1/16 3" 7/8 1/4"
5/64 3-1/8 1" 1/4"
3/32 3-11/32 1-1/4 1/4"
7/64 3-3/4 1-1/2 1/4"
1/8 3-7/8 1-5/8 1/4"
9/64 4" 1-3/4 1/4"
5/32 4-3/8 2" 1/4"
11/64 4-1/2 2-1/8 1/4"
3/16 4-5/8 2-5/16 1/4"
13/16 4-3/4 2-7/16 1/4"
7/32 4-7/8 2-1/2 1/4"
15/64 5" 2-5/8 1/4"
1/4 5-1/8 2-3/4 1/4"
SETS
SYSTEM PCS PERSET SIZE
Metric 5 2.0 2.5 3.0 3.5 4.0
Metric 5 3.0 3.5 4.0 4.5 5.0
Metric 7 2.0 2.5 3.0 3.5 4.0 4.5 5.0
British 5 1/16 3/32 1/8
British 5 5/32 3/16
British 5 3/32 7/64 1/8
British 5 9/64 5/32
British 7 1/16 3/32 1/8 5/32
British 7 3/16 7/32 1/4
British 10 1/16 5/64 3/32
British 10 7/64 1/8 9/64 5/32
British 10 3/16 7/32 1/4


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