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For General Use

No.7 Impact Bit

For Impact Driver. This one has a long battery life. It has a longlasting tool life due to heat treatment of Hexagon Shank.
For optimum safety, use a drill at 2,500 rpm or less.


Impact Bit
Difference


S=Size  O/A=Overall Length  T/L=Twist Length  SD=Shank Dia.  Unit mm (inch)
Short Type
Size O/A
Length
Twist
Length
Shank
Dia.
3 80 45 6.35
4 80 45
5 90 50
6 (1/4") 90 50
7 90 50
8 (5/16") 90 50
9 100 60
10 (3/8") 100 60
11 (7/16") 100 60
12 100 60
13 (1/2") 120 70
14 120 70
15 120 70
16 (5/8") 120 70
17 120 70
18 (11/16") 120 70
19 120 70
20 130 80
21 (13/16") 130 80
22 (7/8") 130 80
23 130 80
24 (15/16") 130 80
25 (1") 130 80
Middle Type
Size O/A
Length
Twist
Length
Shank
Dia.
3 110 60 6.35
4 120 70
5 140 90
6 (1/4") 160 100
7 170 100
8 (5/16") 170 100
9 180 110
10 (3/8") 190 120
11 (7/16") 190 120
12 190 120
13 (1/2") 190 120
15 200 130
16 (5/8") 200 130
18 (11/16") 200 130
20 205 135
21 (13/16") 205 135
22 (7/8") 205 135
23 205 135
24 (15/16) 205 135
25 (1") 205 135
Long Type
Size O/A
Length
Twist
Length
Shank
Dia.
3 185 125 6.35
4 190 130
5 210 150
6 (1/4") 210 150
8 (5/16") 225 165
9 240 180
10 (3/8") 250 190
11 (7/16") 250 190
12 270 195
13 (1/2") 270 195
15 280 205
16 (5/8") 280 205
18 (11/16") 310 235
19 310 235
20 310 235
21 (13/16") 310 235



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