Cobalt Drill Bit
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Cobalt Drill Bit

Cobalt drill bits, made from heat resistant cobalt steel are heavy duty construction and made to NAS Type J aircraft specifications. Used for drilling holes in hard, tough materials such as stainless steel, titanium high temperature and high strength alloys. High red hardness of cobalt permits speeds 30% greater than HSS drills.

Cobalt Drill Bit
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Size Bit Decimal Overall Length Shank Type Item # Availability Price Quantity UOM
Set 1/16 - 1/2 Set w/ Metal Index - Straight DRILSETC In Stock $187.89782/EA EA
Set 1/16 - 1/2 Set w/ Round Index - Straight DRILSETCR In Stock $192.01005/EA EA
1/16 0.0625 1 7/8 Straight DRIL1/16C In Stock $2.17253/EA EA
5/64 0.0781 2 Straight DRIL5/64C In Stock $2.51425/EA EA
3/32 0.0938 2 1/4 Straight DRIL3/32C In Stock $2.24038/EA EA
7/64 0.1094 2 5/8 Straight DRIL7/64C In Stock $2.17571/EA EA
1/8 0.1250 2 3/4 Straight DRIL1/8C In Stock $3.12129/EA EA
9/64 0.1406 2 7/8 Straight DRIL9/64C In Stock $2.82568/EA EA
5/32 0.1563 3 1/8 Straight DRIL5/32C In Stock $3.85157/EA EA
11/64 0.1719 3 1/4 Straight DRIL11/64C In Stock $3.86624/EA EA
3/16 0.1875 3 1/2 Straight DRIL3/16C In Stock $4.6582/EA EA
13/64 0.2031 3 5/8 Straight DRIL13/64C In Stock $4.82737/EA EA
7/32 0.2188 3 3/4 Straight DRIL7/32C In Stock $5.84739/EA EA
15/64 0.2344 3 7/8 Straight DRIL15/64C In Stock $5.46679/EA EA
1/4 0.2500 4 Straight DRIL1/4C In Stock $6.40311/EA EA
17/64 0.2656 4 1/8 Straight DRIL17/64C In Stock $8.0819/EA EA
9/32 0.2813 4 1/4 Straight DRIL9/32C In Stock $9.04997/EA EA
19/64 0.2969 4 3/8 Straight DRIL19/64C In Stock $8.45322/EA EA
5/16 0.3125 4 1/2 Straight DRIL5/16C In Stock $10.3283/EA EA
21/64 0.3281 4 5/8 Straight DRIL21/64C In Stock $10.54314/EA EA
11/32 0.3438 4 3/4 Straight DRIL11/32C In Stock $11.88091/EA EA
23/64 0.3594 4 7/8 Straight DRIL23/64C In Stock $13.38102/EA EA
3/8 0.3750 5 Straight DRIL3/8C In Stock $13.95822/EA EA
25/64 0.3906 5 1/8 Straight DRIL25/64C In Stock $15.38288/EA EA
13/32 0.4063 5 1/4 Straight DRIL13/32C In Stock $15.93156/EA EA
27/64 0.4219 5 3/8 Straight DRIL27/64C In Stock $16.93412/EA EA
7/16 0.4375 5 1/2 Straight DRIL7/16C In Stock $19.323/EA EA
29/64 0.4531 5 5/8 Straight DRIL29/64C In Stock $19.71123/EA EA
15/32 0.4688 5 3/4 Straight DRIL15/32C In Stock $19.58654/EA EA
31/64 0.4844 5 7/8 Straight DRIL31/64C In Stock $20.69727/EA EA
1/2 0.5000 6 Straight DRIL1/2C In Stock $24.2386/EA EA
#1 0.2280 3 7/8 Straight DRIL001C In Stock $7.29843/EA EA
#7 0.2010 3 5/8 Straight DRIL007C In Stock $5.43959/EA EA
#11 0.1910 3 1/2 Straight DRIL011C In Stock $4.56279/EA EA
#21 0.1590 3 1/4 Straight DRIL021C In Stock $3.97762/EA EA
#29 0.1360 2 7/8 Straight DRIL029C In Stock $3.23654/EA EA
#32 0.1160 2 3/4 Straight DRIL032C In Stock $2.7677/EA EA
#44 0.0860 2 1/8 Straight DRIL044C 2-4 Working Days $2.3291/EA EA
#55 0.0520 1 7/8 Straight DRIL055C In Stock $2.55596/EA EA
F 0.2570 4 1/8 Straight DRILF-C 2-4 Working Days $4.66848/EA EA
U 0.3680 5 Straight DRILU-C In Stock $16.28378/EA EA