Cobalt Steel Drill Bit (Fractional Sizes)

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Please Note: We try very hard to present accurate product images, but product changes occur constantly. All images should be considered approximations. If a particular product feature, color or characteristic is especially important, please call us to verify that information before placing your order. Thank you.

Made In USA

Made of Cobalt NAS 907-J
Heavy duty 135 degree split point with gold finish
For use in drilling hard tough metals, free machining stainless steel, high temperature alloys, titanium and certain plastics.
High red hardness of cobalt steel permits speeds 30% higher than regular high speed steel drills.
Cobalt drills require rigidly held positive feed drilling equipment.
Type 150
To see a Decimal to Fractional Conversion Chart click here

Stocking Data is current as of 4/30/2025 7:00:03 PM CT

Product	SKU	Mfr Part #	Selling Unit	Qty Avail/Qty On-order	Price	Order
Cobalt Steel Drill Bit 1/16 In	TOL240D116	08010	EA	10/12In Stock	1- 11 $2.090 12-143 $1.777 144+ $1.505	Quantity:
Cobalt Steel Drill Bit 5/64 In	TOL240D564	08020	EA	19/0In Stock	1- 11 $2.090 12-143 $1.777 144+ $1.505	Quantity:
Cobalt Steel Drill Bit 3/32 In	TOL240D332	08030	EA	14/12In Stock	1- 11 $2.090 12-143 $1.777 144+ $1.505	Quantity:
Cobalt Steel Drill Bit 7/64 In	TOL240D764	08040	EA	31/12In Stock	1- 11 $2.190 12-143 $1.862 144+ $1.577	Quantity:
Cobalt Steel Drill Bit 1/8 In	TOL240D18	08050	EA	59/204In Stock	1- 11 $2.690 12-143 $2.287 144+ $1.937	Quantity:
Cobalt Steel Drill Bit 9/64 In	TOL240D964	08060	EA	19/12In Stock	1- 11 $2.790 12-143 $2.372 144+ $2.009	Quantity:
Cobalt Steel Drill Bit 5/32 In	TOL240D532	08070	EA	18/36In Stock	1- 11 $2.990 12-143 $2.542 144+ $2.153	Quantity:
Cobalt Steel Drill Bit 11/64 In	TOL240D1164	08080	EA	9/36In Stock	1- 11 $3.090 12-143 $2.627 144+ $2.225	Quantity:
Cobalt Steel Drill Bit 3/16 In	TOL240D316	08090	EA	117/120In Stock	1- 11 $3.490 12-143 $2.967 144+ $2.513	Quantity:
Cobalt Steel Drill Bit 13/64 In	TOL240D1364	08100	EA	33/0In Stock	1- 11 $4.490 12-143 $3.817 144+ $3.233	Quantity:
Cobalt Steel Drill Bit 7/32 In	TOL240D732	08110	EA	42/12In Stock	1- 11 $4.790 12-143 $4.072 144+ $3.449	Quantity:
Cobalt Steel Drill Bit 15/64 In	TOL240D1564	08120	EA	0/24Out Of Stock	1- 11 $5.290 12-143 $4.497 144+ $3.809
Cobalt Steel Drill Bit 1/4 In	TOL240D14	08130	EA	157/96In Stock	1- 11 $5.490 12-143 $4.667 144+ $3.953	Quantity:
Cobalt Steel Drill Bit 17/64 In	TOL240D1764	08140	EA	145/48In Stock	1- 11 $6.490 12-143 $5.517 144+ $4.673	Quantity:
Cobalt Steel Drill Bit 9/32 In	TOL240D932	08150	EA	65/12In Stock	1- 11 $6.790 12-143 $5.772 144+ $4.889	Quantity:
Cobalt Steel Drill Bit 19/64 In	TOL240D1964	08160	EA	24/0In Stock	1- 11 $8.290 12-143 $7.047 144+ $5.969	Quantity:
Cobalt Steel Drill Bit 5/16 In	TOL240D516	08170	EA	52/12In Stock	1- 5 $8.790 6-143 $7.472 144+ $6.329	Quantity:
Cobalt Steel Drill Bit 21/64 In	TOL240D2164	08180	EA	15/12In Stock	1- 5 $9.790 6-143 $8.322 144+ $7.049	Quantity:
Cobalt Steel Drill Bit 11/32 In	TOL240D1132	08190	EA	5/6In Stock	1- 5 $10.790 6-143 $9.172 144+ $7.769	Quantity:
Cobalt Steel Drill Bit 23/64 In	TOL240D2364	08200	EA	9/0In Stock	1- 5 $12.490 6-143 $10.617 144+ $8.993	Quantity:
Cobalt Steel Drill Bit 3/8 In	TOL240D38	08210	EA	70/36In Stock	1- 5 $12.790 6-143 $10.872 144+ $9.209	Quantity:
Cobalt Steel Drill Bit 25/64 In	TOL240D2564	08220	EA	10/6In Stock	1- 5 $14.290 6-143 $12.147 144+ $10.289	Quantity:
Cobalt Steel Drill Bit 13/32 In	TOL240D1332	08230	EA	14/0In Stock	1- 5 $15.290 6-143 $12.997 144+ $11.009	Quantity:
Cobalt Steel Drill Bit 27/64 In	TOL240D2764	08240	EA	1/12In Stock	1- 5 $16.290 6-143 $13.847 144+ $11.729	Quantity:
Cobalt Steel Drill Bit 7/16 In	TOL240D716	08250	EA	9/18In Stock	1- 5 $16.790 6-143 $14.272 144+ $12.089	Quantity:
Cobalt Steel Drill Bit 29/64 In	TOL240D2964	08260	EA	8/0In Stock	1- 5 $20.790 6-143 $17.672 144+ $14.969	Quantity:
Cobalt Steel Drill Bit 15/32 In	TOL240D1532	08270	EA	8/0In Stock	1- 5 $20.990 6-143 $17.842 144+ $15.113	Quantity:
Cobalt Steel Drill Bit 31/64 In	TOL240D3164	08280	EA	7/0In Stock	1- 5 $21.790 6-143 $18.522 144+ $15.689	Quantity:
Cobalt Steel Drill Bit 1/2 In	TOL240D12	08290	EA	5/24In Stock	1- 5 $21.990 6-143 $18.692 144+ $15.833	Quantity: