ZHENYUAN TOOLS - WOOD WORKING DRILL BITS

　

 * 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.

　
Wood Working Drill Bits (Wood Brad Point Drill bits)
ZY-W010
ZY-W011
ZY-W012
　
Metric System British System

Diameter

 Overall Length

 Shank Diameter

3.0

60

3

4.0

75

4

5.0

85

5

6.0

90

6

7.0

105

7

8.0

115

8

9.0

120

9

10.0

120

10

11.0

150

10

12.0

150

10

13.0

150

10

14.0

150

10

15.0

150

10

16.0

160

10

17.0

160

13

18.0

160

13

 19.0

160

13

 20.0

160

13

 21.0

160

13

 22.0

160

13

 23.0

160

13

 24.0

160

13

 25.0

160

13

 26.0

160

13

Diameter

 Overall Length

 Shank Diameter

1/8"

2-3/8"

1/8"

9/64"

2-7/8"

9/64"

5/32"

3-1/16"

5/32"

11/64"

3-1/8"

11/64"

3/16"

3-1/2"

3/16"

13/64"

3-11/16"

13/64"

7/32"

3-23/32"

7/32"

15/64"

3-27/32"

15/64"

1/4"

3-31/32"

1/4"

17/64"

4-1/8"

17/64"

9/32"

4-3/16"

9/32"

19/64"

4-11/32"

19/64"

5/16"

4-7/16"

5/16"

21/64"

4-23/32"

21/64"

11/32"

4-25/32"

11/32"

23/64"

4-25/32"

23/64"

3/8"
5"

3/8"

 25/64"

5-1/32"

3/8"

 13/32"

5-3/16"

3/8"

 27/64"

5-11/32"

3/8"

 7/16"

5-1/2"

3/8"

 29/64"

5-5/8"

3/8"

 15/32"

5-3/4"

3/8"

 31/64"

5-3/4"

3/8"

 1/2"

5-3/4"

3/8"

 9/16"
6"

3/8"

 5/8"
7"

3/8"

 3/4"

7-3/4"

3/8"

 7/8"

 8-1/4"

 3/8"

 1"

8-3/4"

 3/8"

　
HSS Brad Point Wood Drill Bits
　

* 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

4.0

75

4

5.0

85

5

5.5

85

5.5

6.0

100

6

6.5

100

6.5

7.0

120

7

8.0

120

8

9.0
120
9

10.0
120
10

11.0
150
10

12.0
150
10

13.0
150
10

Diameter

 Overall Length

 Shank Diameter

1/8"

2-23/64"

1/8"

5/32"

2-61/64"

5/32"

3/16"

3-11/64"

3/16"

7/32"

3-11/32"

7/32"

1/4"

3-15/16"

1/4"

9/32"

3-15/16"

9/32"

5/16"

4-47/64"

5/16"

11/32"

4-47/64"

11/32"

3/8"

4-47/64"

3/8"

13/32"

4-47/64"

3/8"

7/16"

5-29/32"

3/8"

15/32"

5-29/32"

3/8"

1/2"

5-29/32"

3/8"