Straight Rods of Standard Size with Double Helical Coolant Holes

p1425-01 ●Purpose of Use : Drills and Endmills
●Shape : Solid Straight Rod(with 30°
     Double Helical Coolant
     Holes)

p1425-02

●Feature : Two helical oil/air holes run through a rod of standard size with sintered skin.
       It is used frequently as a material of general drills with helical grooves.


Standard Size (To be produced after receiving an order)

[unit: mm]

Diameter (φ) Overall
Length
Material Size of Each Part
Finished
Product Size
Material
Size (D)
Tolerance L WF15 P Φd   ℓ*1
3.0 3.3 +0.6/+0.2 330 1.2 0.4 16.32
3.3 +0.6/+0.2 330 1.6 0.4 16.32
4.0 4.3 +0.6/+0.3 330 2.1 0.6 21.77
5.0 5.3 +0.6/+0.3 330 2.4 0.7 27.21
6.0 6.3 +1.0/+0.4 330 1.6 0.4 32.65
6.3 +1.0/+0.4 330 1.7 0.7 32.65
6.3 +1.0/+0.4 330 1.8 0.5 32.65
6.3 +1.0/+0.4 330 2.1 0.6 32.65
6.3 +1.0/+0.4 330 2.25 0.7 32.65
6.3 +1.0/+0.4 330 2.4 0.7 32.65
6.3 +1.0/+0.4 330 2.7 0.7 32.65
7.0 7.3 +1.0/+0.4 330 3.5 1.0 38.09
8.0 8.3 +1.0/+0.4 330 3.8 1.0 43.53
9.0 9.3 +1.0/+0.4 330 4.5 1.4 48.97
10.0 10.3 +1.0/+0.4 330 4.5 1.4 54.41
11.0 11.3 +1.0/+0.4 330 4.9 1.4 59.86
12.0 12.3 +1.1/+0.3 330 5.9 1.4 65.3
13.0 13.3 +1.1/+0.3 330 6.1 1.4 70.74
14.0 14.3 +1.2/+0.4 330 6.7 1.4・1.75・2.0 76.18
15.0 15.3 +1.2/+0.4 330 7.1 1.4・1.75・2.0 81.62
16.0 16.3 +1.3/+0.3 330 7.9 1.4・1.75・2.0 87.06
17.0 17.3 +1.4/+0.4 330 8.0 1.4・1.75・2.0・2.5 92.5
18.0 18.3 +1.4/+0.4 330 9.15 1.4・1.75・2.0・2.5 97.95
19.0 19.3 +1.4/+0.4 330 9.7 1.4・1.75・2.0 103.39
20.0 20.3 +1.4/+0.4 330 9.9 1.4・1.75・2.0・2.5 108.83
21.0 21.3 +1.4/+0.4 330 10.5 2.0 114.27
22.0 22.3 +1.4/+0.4 330 11.1 2.0 119.71
23.0 23.3 +1.4/+0.4 330 11.7 2.0 125.15
24.0 24.3 +1.4/+0.4 330 12.3 2.0 130.59
25.0 25.3 +1.4/+0.4 330 12.8 1.4・1.75・2.0・2.5 136.03
27.0 27.3 +1.4/+0.4 330 13.7 2.0 146.92
28.0 28.3 +1.4/+0.4 330 12.8 2.0 152.35

*1 Calculated values [unit: mm]


Example of Use

 

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