Addison Parallel Shank Twist Drills.

High Speed Steel

PARALLEL SHANK TWIST DRILLS

Long Series

Specification conform

to IS 5102-1969

Dimensions in mm

              parallelshanktwistdrillslongseries

Parallel shank twist drills have two helical flutes, generally right hand cutting and are available in bright finish. A long series twist drill has longer or increased flute length for deep reach. General purpose engineering drills for applications in metal and plastic.

 

Diameter  h8

 Range of Diameters     Flute      Length Overall  Length
Over Upto and including
3.00 - 3.00 66 100
3.10
3.20
3.30		 3.00 3.35 69 106
3.40
3.50
3.60
3.70		 3.35 3.75 73 112
3.80
3.90
4.00
4.10
4.20		 3.75 4.25 78 119
4.30
4.40
4.50
4.60
4.70		 4.25 4.75 82 126
4.80
4.90
5.00
5.10
5.20
5.30		 4.75 5.30 87 132
5.40
5.50
5.60
5.70
5.80
5.90
6.00		 5.30 6.00 91 139
6.10
6.20
6.30
6.40
6.50
6.60
6.70		 6.00 6.70 97 148
6.80
6.90
7.00
7.10
7.20
7.30
7.40
7.50		 6.70 7.50 102 156
7.60
7.70
7.80
7.90
8.00
8.10
8.20
8.30
8.40
8.50		 7.50 8.50 109 165
8.60
8.70
8.80
8.90
9.00
9.10
9.20
9.30
9.40
9.50		 8.50 9.50 115 175
9.60
9.70
9.80
9.90
10.00
10.10
10.20
10.30
10.40
10.50
10.60		 9.50 10.60 121 184
10.70
10.80
10.90
11.00
11.10
11.20
11.30
11.40
11.50
11.60
11.70
11.80		 10.60 11.80 128 195

Diameter  h8

 Range of Diameters     Flute      Length Overall  Length
Over Upto and including
11.90
12.00
12.10
12.20
12.20
12.30
12.40
12.50
12.60
12.70
12.80
12.90
13.00
13.10
13.20		 11.80 13.20 134 205
13.30
13.40
13.50
13.60
13.70
13.80
13.90
14.00		 13.20 14.00 140 214
14.25
14.50
14.75
15.00		 14.00 15.00 144 220
15.25
15.50
15.75
16.00		 15.00 16.00 149 227
16.25
16.50
16.75
17.00		 16.00 17.00 154 235
17.25
17.50
17.75
18.00		 17.00 18.00 158 241
18.25
18.50
18.75
19.00		 18.00 19.00 162 247
19.25
19.50
19.75
20.00		 19.00 20.00 166 254
20.25
20.50
20.75
21.00		 20.00 21.20 171 261
21.25
21.50
21.75
22.00
22.25		 21.20 22.40 176 268
22.50
22.75
23.00
23.25
23.50		 22.40 23.60 180 275
23.75
24.00
24.25
24.50
24.75
25.00		 23.60 25.00 185 282
25.25
25.50
25.75 		25.00 26.50 190 290
26.00
26.25
26.50		 25.00 26.50 190 290
26.75
27.00
27.25
27.50
27.75
28.00		 26.50 28.00 195 298
28.25
28.50		 28.00 30.00 201 307
28.75
29.00
29.25
29.50
29.75
30.00		 28.00 30.00 201 3.7
30.25
30.50
30.75
31.00
31.25
31.50		 30.00 31.50 207 316

Drills

Addison