About Masonry Drill Bits
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Drill Bit Decimal Size Equivalents
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About Drill Bits
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High-Speed Steel Morse Taper-Shank Drill Bits
Install the Morse taper shank directly into the tapered spindle on machines such as drill presses and lathes.
For technical drawings and 3-D models, click on a part number.
Morse Taper | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Drill Bit Size | Decimal Size Equivalent | No. | Dia. | Overall Lg. | Max. Drilling Dp. | Shank Type | Point Style | For Use On | Each | |
Inch | ||||||||||
Black-Oxide High-Speed Steel | ||||||||||
| 1 1/4" | 1.25" | 4 | 1.231" | 13 1/2" | 6" | Morse Taper | Standard | Steel, Iron, Stainless Steel | 00000000 | 0000000 |
Cobalt Steel Morse Taper-Shank Drill Bits
With better heat and wear resistance than high-speed steel, these cobalt steel bits can run up to 25% faster and have a longer tool life. Install the Morse taper shank directly into the tapered spindle on machines such as drill presses and lathes. A split point keeps the bit centered without a pilot hole.
For technical drawings and 3-D models, click on a part number.
Morse Taper | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Drill Bit Size | Decimal Size Equivalent | No. | Dia. | Overall Lg. | Max. Drilling Dp. | Shank Type | Point Style | For Use On | Each | |
Inch | ||||||||||
Uncoated Cobalt Steel | ||||||||||
| 1 1/4" | 1.25" | 4 | 1.231" | 13 1/2" | 8.63" | Morse Taper | Split | Steel, Hardened Steel, Tool Steel, Iron, Stainless Steel, Nickel | 0000000 | 0000000 |
Round- and Hex-Shank Masonry Drill Bits for Hammer Drills
Drill holes using simultaneous rotary and hammering action to break masonry material into tiny granules. These bits drill faster and penetrate materials with less pressure than rotary-only bits. Also known as percussion or impact bits.
For technical drawings and 3-D models, click on a part number.
Shank | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Drill Bit Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Specifications Met | For Use On | Each | |
Inch—Standard Point | |||||||||
Uncoated Carbide-Tipped Steel | |||||||||
| 1/4" | 0.25" | 13 1/2" | 12" | Hex | 15/64" | ANSI B212.15 | Masonry, Concrete | 0000000 | 000000 |
| 5/16" | 0.3125" | 13 1/2" | 12" | Hex | 9/32" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 3/8" | 0.375" | 13 1/2" | 12" | Hex | 11/32" | ANSI B212.15 | Masonry, Concrete | 000000 | 00000 |
| 1/2" | 0.5" | 13 1/2" | 12" | Hex | 3/8" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 9/16" | 0.5625" | 13 1/2" | 12" | Hex | 3/8" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 5/8" | 0.625" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 11/16" | 0.6875" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 3/4" | 0.75" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 7/8" | 0.875" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 1" | 1" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
| 1 1/8" | 1.125" | 13 1/2" | 12" | Hex | 1/2" | ANSI B212.15 | Masonry, Concrete | 0000000 | 00000 |
Drill Bit Cases
Store and organize drill bits so they stay in good working condition and don't go missing. These cases have individually marked holes for each size in your set.
Steel cases have stands that fold in and out. Stand them up when you need them, then fold them back into the slim case for storage inside a workbench drawer.
For technical drawings and 3-D models, click on a part number.
For Drill Bit | Overall | |||||
|---|---|---|---|---|---|---|
| No. of | Size | Lg. | Wd. | Ht. | Each | |
For Inch, Wire Gauge, Letter Drill Bits | ||||||
For Jobbers' Length Class | ||||||
| 115 | 1/16"-1/2" (increments of 1/64"), 60-1 ga, A-Z | 13 1/2" | 4 5/8" | 2 1/4" | 0000000 | 000000 |
| 135 | 1/16"-1/2" (increments of 1/64"), 80-1 ga, A-Z | 13 1/2" | 4 5/8" | 2 1/4" | 0000000 | 00000 |
For Inch, Wire Gauge, Metric Drill Bits | ||||||
For Jobbers' Length Class | ||||||
| 134 | 1.0-13.0 mm (increments of 0.5 mm), 1/16"-1/2" (increments of 1/64"), 80-1 ga | 13 1/2" | 4 5/8" | 2 1/4" | 0000000 | 00000 |
Ball-End Driver Shafts
Create your own tool by attaching these shafts to a handle, or use with socket wrenches and power tools. They have a ball end that allows angled entry to make good contact with the recess when a standard-tip shaft can’t.
For technical drawings and 3-D models, click on a part number.
| Drive Size | Overall Lg. | Max. Access Angle | Material | Finish | Each | |
Hex  | ||||||
|---|---|---|---|---|---|---|
| 3/4" | 13 1/2" | 25° | Steel | Black Phosphate Coated | 0000000 | 000000 |