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Home
Products
Features
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Metallurgy
Overview
Hex and Star Fasteners
Torque Calculation
Torque and Screw
Interchangeability
Compliance Certification
Torque Comparison
2mm Strength Demo
T-Handle Comparisons
Hex Key Comparisons
Salt Spray
Comparisons
6mm Torque Test
Torque and Screw Interchangeability
Hex Size
InchTorque Capacity**
Screw Interchangeability
Bondhus®
Straight HexBondhus®
Ball End Tip![]()
![]()
![]()
![]()
![]()
in-lb
Nm
in-lb
Nm
.050
7.9
0.892
3
0.339
0
1, 2
1, 2
3, 4
---
1/16
15.9
1.796
7
0.0791
1
3, 4
3, 4
5, 6
---
5/64
34
3.842
13
1.469
2, 3
5, 6
5, 6
8
---
3/32
51
5.763
24
2.712
4, 5
8
8
10
---
7/64
84
9.492
39
4.407
6
10
---
---
---
1/8
129
14.57
57
6.441
---
---
10
1/4
1/4
9/64
185
20.90
86
9.718
8
1/4
---
---
---
5/32
265
29.94
127
14.35
10
5/16
1/4
5/16
5/16
3/16
431
48.7
189
21.35
1/4
3/8
5/16
3/8
3/8
7/32
673
76.04
318
35.93
---
7/16
3/8
7/16
---
1/4
950
107.3
482
54.44
5/16
1/2
---
1/2
1/2
5/16
2022
228.4
888
100.3
3/8
5/8
1/2
5/8
5/8
3/8
3005
339.5
14.88
168.1
7/16, 1/2
---
5/8
3/4
3/4
7/16
9/16
3/4
---
---
1/2
5/8
---
---
7/8
1
9/16
---
---
---
1, 1-1/8
---
5/8
3/4
---
---
1-1/4, 1-3/8
1-1/4
3/4
7/8, 1
---
---
1-1/2
---
7/8
1, 1 1/4
---
---
---
---
1
1 3/8, 1 1/2
---
---
---
---
1 1/4
1 3/4
---
---
---
---
1 1/2
2
---
---
---
---
1 3/4
2 1/4
---
---
---
---
2 1/4
3
---
---
---
---
Hex Size
MetricTorque Capacity**
Screw Interchangeability
Bondhus®
Straight HexBondhus®
Ball End Tip![]()
![]()
![]()
![]()
![]()
in-lb
Nm
in-lb
Nm
1.27
3
3.39
1.4
---
---
2.5
---
1.5
13.1
1.480
5
.565
1.6, 2
---
---
3
---
2
33
3.729
13
1.469
2.5
3
3
4
---
2.5
63
7.119
33
3.729
13
1.469
2.5
5
---
3
106
11.97
52
5.876
4
5
5
6
5
3.5
70
7.910
4
264
29.83
131
14.8
5
6
6
8
6
4.5
5
483
54.57
247
27.91
6
8
8
10
8
5.5
6
855
96.61
396
44.74
8
10
10
12
10
7
8
1861
210.2
989
111.7
10
12
12
14, 16
12
9
10
3563
402.6
1591
179.7
12
14,16
14, 16
18, 20
16
12
14
18,20
18,20
22,, 24
20
14
16, 18
22, 24
22,24
---
---
17
20, 22
---
---
---
---
19
24, 27
---
---
---
---
22
30
---
---
---
---
27
36
---
---
---
---
**Minimum torque capacities
Bondhus® tools generate without breakage.
Other manufacturer’s tools may break with considerably less torque.
Torx® Screw Interchangeability
Size
![]()
![]()
![]()
![]()
![]()
![]()
Pan Head
Flat Head
Socket Head
Socket Button
Truss Head
Fillster Head
Inch
Metric
Inch
Metric
Inch
Metric
Inch
Metric
Inch
Metric
Inch
1
---
M0.9
---
M0.9 & M1
---
M0.9
---
---
---
---
---
2
---
M1
---
M1.2
---
M1
---
---
---
---
---
3
---
M1.2
#0
---
---
---
---
---
5
#0
M1.4 & M1.6
#1
M1.6 & M1.8
---
M1.4 & M1.6
---
---
---
---
---
6
#1
M1.8 & M2
#2
M2
#0
M1.8 & M2
#2
---
#2
---
#1
7
#2
---
---
--
#1
---
#3
---
#3
---
#2
8
#3
M2.5
#3 & #4
M2.5
#3 & #4
M2.5
#4
M3
#4
---
#3
10
#4 & #5
M3
#5 & #6
M3
#4 & #5
M3
#5 & #6
M3.5
#5 & #6
M3.5
#4 & #5
15
6
M3.5
#8
M3.5
#6
M3.5
#8
M4
#8
M4
#6
20
#8
M4
#10
M4
---
---
---
---
#10
M5
#8
25
#10
M5
#12
M5
#8
M4
#10
M5
#12
---
#10
27
#12
---
1/4
---
#10
M4.5 & M5
1/4
M6
1/4
---
#12
30
1/4
M6
---
M6
1/4
M6
---
---
5/16
M6
1/4
40
5/16
M8
5/16
M8
---
M7
5/16
M8
3/8
M8
5/16
45
3/8
---
3/8
---
5/16
M8
3/8
M10
7/16
---
3/8
50
7/16
M10
7/16 & 1/2
M10
3/8
M10
---
---
1/2
M10
7/16
55
1/2
M12
9/16 & 5/8
M12
7/16 & 1/2
M12
1/2
M12 & M14
9/16 & 5/8
M12
1/2 & 9/16
60
---
---
3/4
---
9/16
M14
5/8
M16
3/4
---
5/8
70
---
---
---
---
5/8
M16
---
---
---
---
3/4
80
---
---
---
---
3/4
M18
---
---
---
---
---
90
---
---
---
---
---
M20
---
---
---
---
---
100
---
---
---
---
7/8 & 1
M22 & M24
---
---
---
---
---
®Torx is a registered trademark of Camcar Div/Textron, Inc.
Phones: (800) 638-1830 or (410) 358-3130 are available Monday-Friday
8:30 AM to 5:30 PM Eastern time.
Faxes: (800) 872-9329 or (410) 358-3142
& E-mail are available anytime.
Warehouse & showroom hours are Monday-Friday 10 AM to 5:30 PM.
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