Head Metric Type

Standard Metric Bushings Head Press Fit Type HM, ANSI Part Numbers, I.D. and O.
Head Type

A
Inside Diameter
Range of Standard Drill Sizes
B
Outside Diameter (Actual O.D.)
C Length Overall ANSI SYMBOL TYPE “HM” Head Dimensions
E F
0.35 thru 1.00

4
(4.027 / 4.019)

6
9

HM-4-6
HM-4-9

7

2.0

1.01 thru 1.80

1.81 thru 2.60

5
(5.027 / 5.019)

6
9

HM-5-6
HM-5-9

8

2.0

2.61 thru 3.30

6
(6.027 / 6.019)

8
12
16

HM-6-8
HM-6-12
HM-6-16

9

2.5

3.31 thru 4.00

7
(7.032 / 7.023)

8
12
16

HM-7-8
HM-7-12
HM-7-16

10

2.5

4.01 thru 5.00

8
(8.032 / 8.023)

8
12
16

HM-8-8
HM-8-12
HM-8-16

11

2.5

5.01 thru 6.00

10
(10.032 / 10.023)

10
16
20

HM-10-10
HM-10-16
HM-10-20

13

3.0

6.01 thru 8.00

12
(12.039 / 12.028)

10
16
20

HM-12-10
HM-12-16
HM-12-20

15

3.0

8.01 thru 10.00

15
(15.039 / 15.028)

12
20
25

HM-15-12
HM-15-20
HM-15-25

18

3.0

10.01 thru 12.00

18
(18.039 / 18.028)

12
20
25

HM-18-12
HM-18-20
HM-18-25

22

4.0

12.01 thru 15.00

22
(22.048 / 22.035)

16
28
36

HM-22-16
HM-22-28
HM-22-36

26

4.0

15.01 thru 18.00

26
(26.048 / 26.035)

16
28
36

HM-26-16
HM-26-28
HM-26-36

30

4.0

18.01 thru 22.00

30
(30.048 / 30.035)

20
36
45

HM-30-20
HM-30-36
HM-30-45

34

5.0

22.01 thru 26.00

35
(35.059 / 35.043)

20
36
45

HM-35-20
HM-35-36
HM-35-45

39

5.0

26.01 thru 30.00

42
(42.059 / 42.043)

25
45
56

HM-42-25
HM-42-45
HM-42-56

46

5.0

30.01 thru 35.00

48
(48.059 / 48.043)

25
45
56

HM-48-25
HM-48-45
HM-48-56

52

5.0

35.01 thru 42.00

55
(55.072 / 55.053)

30
56
67

HM-55-30
HM-55-56
HM-55-67

59

5.0

42.01 thru 48.00

62
(62.072 / 62.053)

30
56
67

HM-62-30
HM-62-56
HM-62-67

66

6.0

48.01 thru 55.00

70
(70.078 / 70.059)

30
56
67

HM-70-30
HM-70-56
HM-70-67

74

6.0

55.01 thru 63.00

78
(78.078 / 78.059)

35
67
78

HM-78-35
HM-78-67
HM-78-78

82

6.0

63.01 thru 70.00

85
(85.093 / 85.071)

35
67
78

HM-85-35
HM-85-67
HM-85-78

90

6.0

70.01 thru 78.00

95
(95.093 / 95.071)

40
78
105

HM-95-40
HM-95-78
HM-95-105

100

6.0

78.01 thru 85.00

105
(105.101 / 105.079)

40
78
105

HM-105-40
HM-105-78
HM-105-105

110

6.0

85.01 thru 95.00

115
(115.101 / 115.079)

45
89
112

HM-115-45
HM-115-89
HM-115-112

120

6.0

95.01 thru 105.00

125
(125.117 / 125.092)

45
89
112

HM-125-45
HM-125-89
HM-125-112

130

6.0