Slow Spiral Screw Machine Drills 135° Self-Centering Split Point
Uncoated Bright
MG Carbide
15°
Code No: D452-DC
Work Material P H M K N S
Lc
L
135˚
Standard Length
P Steel
Bright D452
Dec. Equiv. Inch
Lc Inch
L Inch
Dc h7
H <48HRC
1/32 3/64 1/16 5/64 3/32 7/64 9/64 5/32 1/8
0.0312 0.0469 0.0625
3/8 1/2 5/8
1-1/8 1-1/2 1-5/8
Hardened Steel
0.0781 11/16 1-11/16
M Stainless Steel
0.0938
3/4
1-3/4
0.1094 13/16 1-3/16
0.1250
7/8
1-7/8
K Cast Iron
0.1406 15/16 1-15/16
0.1562 2-1/16 11/64 0.1719 1-1/16 2-1/8 3/16 0.1875 1-1/8 2-3/16 13/64 0.2031 1-3/16 2-1/4 7/32 0.2188 1-1/4 2-3/8 15/64 0.2344 1-5/16 2-7/16 1/4 0.2500 1-3/8 2-1/2 17/64 0.2656 1-7/16 2-5/8 9/32 0.2812 1-1/2 2-11/16 19/64 0.2969 1-9/16 2-3/4 5/16 0.3125 1-5/8 2-13/16 1 21/64 0.3281 1-11/16 2-15/16 11/32 0.3438 1-11/16 2-15/16 23/64 0.3594 1-3/4 3-1/16 3/8 0.3750 1-13/16 3-1/8 25/64 0.3906 1-7/8 3-1/4 13/32 0.4063 1-15/16 3-5/16 27/64 0.4219 2 3-3/8 7/16 0.4375 2-1/16 3-7/16 29/64 0.4531 2-1/8 3-9/16 15/32 0.4688 2-1/8 3-5/8 31/64 0.4844 2-3/16 3-11/16 1/2 0.5000 2-1/4 3-3/4 17/32 0.5312 2-3/8 3-7/8 9/16 0.5625 2-1/2 4 5/8 0.6250 2-3/4 4-1/4 3/4 0.7500 3-1/8 5 #53 0.0595 1/2 1-1/2 #52 0.0635 11/16 1-11/16 #51 0.0670 11/16 1-11/16 #50 0.0700 11/16 1-11/16 #49 0.0730 11/16 1-11/16 #48 0.0760 11/16 1-11/16 #47 0.0785 3/4 1-3/4 #46 0.0810 3/4 1-3/4 #45 0.0820 3/4 1-3/4 #44 0.0860 3/4 1-3/4 #43 0.0890 3/4 1-3/4 #42 0.0935 3/4 1-3/4 #41 0.0960 13/16 1-13/16 #40 0.0980 13/16 1-13/16 #39 0.0995 13/16 1-13/16
S Titanium
S Nickel
Tolerance: DC All Sizes: h7 Feature of product:
Provide superior wear resistance. For use Stainless Steels, Nickel- based and Titanium Alloys, Aluminium, Cast Iron, Bronze and Magnesium.
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