Page 150 - Cobra-Carbide-2020-Catalog
P. 150
CARBIDE DRILLS
Spotting
2 FLUTE N/C SPOTTING DRILLS
INCH AND METRIC
BENEFITS & FEATURES
• Ideal for chamfering or spot drilling • Manufactured from premium submicron level carbide grain
• For centering and countersinking on NC and CNC Machines
SPOTTING DRILLS
Drill Dia Decimal Equiv. OAL Uncoated 90 Deg 120 Deg 145 Deg
1/8 0.1250 1-1/2 31900 31902 31903
3/16 0.1875 2 31904 31906 31905
5mm 0.1969 62mm 31930 31932 31933
6mm 0.2362 66mm 31934 31936 31935
1/4 0.2500 2-1/2 31908 31910 31911
5/16 0.3125 2-1/2 31912 31914 31915
8mm 0.3150 79mm 31938 31940 31939
3/8 0.3750 2-1/2 31916 31918 31919
10mm 0.3937 89mm 31942 31944 31943
12mm 0.4724 102mm 31946 31948 31947
1/2 0.5000 3 31920 31922 31923
16mm 0.6299 115mm 31950 31952 31951
20mm 0.7874 131mm 31954 31956 31955
DRILLS
COMBINED DRILLS AND COUNTERSINK
INCHES
BENEFITS & FEATURES
• Ideal for chamfering • Manufactured from premium submicron level carbide grain
• For centering and countersinking on NC and CNC Machines
60 DEG COMBINED DRILLS REGULAR LENGTH - FRACTION
Size Body Dia Drill Dia OAL Uncoated AlTiN
00 0.025 1/8 1-1/2 31504 31544
0 1/32 1/8 1-1/2 31508 31548
1 3/64 1/8 1-1/2 31512 31552
2 5/64 3/16 2 31516 31556
3 7/64 1/4 2 31520 31560
4 1/8 5/16 2-1/8 31524 31564
5 3/16 7/16 2-3/4 31528 31568
6 7/32 1/2 3 31532 31572
7 1/4 5/8 3-1/4 31536 31576
8 5/16 3/4 3-1/2 31540 31580
150 www.cobracarbide.com / Cell: 951-280-4700
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