Jobber Drills 118° Point for Quick Penetration
Uncoated Bright
MG Carbide
30°
Code No: D453-DC
Work Material P H M K N S
Lc
L
118˚
Standard Length
P Steel
Bright D453
Dec. Equiv. Inch
Lc Inch 3/16 5/16
L Inch
Dc h7
1/64 1/32 3/64 1/16 5/64 3/32 7/64
0.0156 0.0312 0.0469 0.0625 0.0781 0.0938 0.1094 0.1250 0.1406 0.1562 0.1719 0.1875 0.2031 0.2188 0.2344 0.2500 0.2656 0.2812 0.2969 0.3125 0.3281 0.3438 0.3594 0.3750 0.3906 0.4062 0.4219 0.4375 0.4531 0.4688 0.4844 0.5000 0.5312 0.5625 0.6250 0.7500 0.0135 0.0145
3/4
K Cast Iron
1-1/4 1-1/2 1-1/2 1-3/4
3/4 3/4 7/8
N Aluminium
N Copper
1
2
1-1/4 2-1/4 1-1/4 2-1/4 1-3/8 2-1/2 1-3/8 2-1/2 1-5/8 2-3/4 1-5/8 2-3/4
N Plastics
1/8
9/64 5/32
N FRP CFRP
Composite Material
11/64
3/16
Tolerance: DC All Sizes: h7 Feature of product: Provide superior wear resistance. Use in lower tensile strength materials such as Cast Iron, Cast Aluminium, Bronze, Copper, Zinc, Brass, Rubber and Plastics, Composite…etc. Also can be applied for drilling with Steel as work material.
13/64
1-3/4 1-3/4
3 3
7/32
15/64
2 2
3-1/4 3-1/4
1/4
17/64
2-1/8 3-1/2 2-1/8 3-1/2 2-3/8 3-3/4 2-3/8 3-3/4
9/32
19/64
5/16
21/64 11/32 23/64
2-1/2 2-1/2
4 4
2-1/2 4-1/4 2-3/4 4-1/4 2-7/8 4-1/2 2-7/8 4-1/2 2-7/8 4-1/2 2-7/8 4-1/2
3/8
25/64 13/32 27/64
7/16
29/64 15/32 31/64
3 3 3 3
4-3/4 4-3/4 4-3/4 4-3/4
1/2
17/32
3-1/4 3-1/4
5 5
9/16
5/8 3/4
3-1/2 5-1/4 3-7/8 5-3/4
#80 #79
3/16 3/16
3/4 3/4
367
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