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Working Drill Bits
Working Drill Bits
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* made of high carbon steel or chrome vanadium (crv) with brad point and 2 shouldered cutting spurs.
* centre point enters first; prevents "skating".
* cutting flutes are engineered for optimum chip ejection so drill will not bind and burn out.
* for drilling accurate, splinter-free holes in soft wood, hard wood, plywood and hardboard.
* use in hand drills, electric portable drills, drill presses and lathes.
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 Wood Working Drill Bits (Wood Brad Point Drill bits) |
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ZY-W010 |
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ZY-W011 |
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ZY-W012 |
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| Metric System |
British System |
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Diameter
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Overall Length
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Shank Diameter
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3.0
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60
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3
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4.0
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75
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4
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5.0
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85
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5
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6.0
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90
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6
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7.0
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105
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7
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8.0
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115
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8
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9.0
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120
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9
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10.0
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120
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10
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11.0
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12.0
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13.0
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14.0
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15.0
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16.0
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17.0
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18.0
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19.0
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20.0
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21.0
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22.0
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23.0
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24.0
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25.0
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26.0
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Diameter
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Overall Length
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Shank Diameter
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1/8"
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2-3/8"
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1/8"
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9/64"
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2-7/8"
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9/64"
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5/32"
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3-1/16"
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5/32"
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11/64"
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3-1/8"
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11/64"
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3/16"
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3-1/2"
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3/16"
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13/64"
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3-11/16"
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13/64"
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7/32"
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3-23/32"
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7/32"
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15/64"
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3-27/32"
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15/64"
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1/4"
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17/64"
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9/32"
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19/64"
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5/16"
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21/64"
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11/32"
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23/64"
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4-25/32"
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3/8"
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5"
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25/64"
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13/32"
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27/64"
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7/16"
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3/8"
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29/64"
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15/32"
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31/64"
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1/2"
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3/8"
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9/16"
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6"
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5/8"
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7"
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3/8"
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3/4"
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7/8"
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8-1/4"
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3/8"
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1"
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8-3/4"
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3/8"
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| HSS Brad Point Wood Drill Bits |
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* made of high speed steel with brad point and 2 shouldered cutting spurs.
* a much longer cutting life than high carbon steel wood bits.
* the choice for serious woodworkers.
* for drilling accurate, splinter-free holes in soft wood, hard wood, plywood and hardboard.
|
| |
 |
| Metric System |
British System |
|
Diameter
|
Overall Length
|
Shank Diameter
|
|
3.0
|
60
|
3
|
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4.0
|
75
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4
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5.0
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85
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5
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5.5
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85
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5.5
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6.0
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100
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6
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6.5
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100
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6.5
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7.0
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120
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7
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8.0
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120
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8
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9.0
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120
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9
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10.0
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120
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10
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11.0
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150
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10
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12.0
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150
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10
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13.0
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150
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10
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Diameter
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Overall Length
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Shank Diameter
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1/8"
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2-23/64"
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1/8"
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5/32"
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2-61/64"
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5/32"
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3/16"
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3-11/64"
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3/16"
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7/32"
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3-11/32"
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7/32"
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1/4"
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3-15/16"
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1/4"
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9/32"
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3-15/16"
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9/32"
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5/16"
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4-47/64"
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5/16"
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11/32"
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4-47/64"
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11/32"
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3/8"
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13/32"
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3/8"
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7/16"
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3/8"
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15/32"
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3/8"
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1/2"
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3/8"
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Cutting Tools
