Torque Wrench Selection Guide

There are a wide variety of torque wrenches and selecting the shape and size for your application can be easy. However, understanding the variety of torque delivery mechanisms of torque wrenches can be confusing. Please do contact our team if you require any help with any of the products in our SPX Power Team range.
Help choosing the correct torque wrench

Best Torque Wrench: How to Choose a Torque Wrench

A torque wrench is an essential tool when tightening screws, nuts and bolts. It is important that you use the best torque wrench when the tightness of such fasteners is crucial; where over or under tightening them could cause serious problems.


Many people wonder how to choose a torque wrench that will suit their needs best, which is why here at SGS Engineering we’ve put together a useful torque wrench selection guide. Choosing a torque wrench that will efficiently tighten and attach many fasteners is vital, and the selection guide below will aid you in your choice.

Find the Right Tool

If you’re wondering ‘what torque wrench do I need?’ then our helpful selection guide will aid your choice. They differ in shape and size, with certain torque wrenches more appropriate for particular applications of fasteners and attachments than others. All the products in our SPX Power Team range are designed to be effective when used in the right conditions. Compare the sizes and recommended models in the table below to discover the best torque wrench for your needs before making a purchase.

Additional Help

If you’re still unsure when choosing a torque wrench, don’t hesitate to get in touch. One of the specialists in our team will be more than happy to help if you need further advice on how to choose a torque wrench for any application. Simply call 01332 576 850 today and we’ll provide a helping hand.



BOLT - TORQUE RECOMMENDED MODEL
SAE 1
SAE 2
30,000 PSI
ASTM 193
B7
BOLT
8-7 A/F
HEAVY
HEX NUT
ASTM 354
B8
60000 PSI
FT. LBS. Nm SQUARE DRIVE
Make Up Only
LOW CLEARANCE
Make Up Only
SQUARE DRIVE
Break Out
LOW CLEARANCE
Break Out
1” 7/8” 1-7/16” 300 408 TWSD1 TWLC2 TWSD1 TWLC2
1-1/8” 1” 1-5/8” 7/8” 425 578 TWSD1 TWLC2 TWSD1 TWLC2
500 680 TWSD1 TWLC2 TWSD1 TWLC2
1-1/4” 1” 600 816 TWSD1 TWLC2 TWSD1 TWLC2
1-3/8” 1-1/8” 1-13/16” 700 952 TWSD1 TWLC2 TWSD1 TWLC2
1-1/4” 2” 1-1/8” 800 1,088 TWSD1 TWLC2 TWSD3 TWLC4
1-1/2” 900 1,224 TWSD1 TWLC2 TWSD3 TWLC4
1,000 1,360 TWSD1 TWLC2 TWSD3 TWLC4
1-5/8” 1-3/8” 2-3/16” 1-1/4” 1,250 1,700 TWSD1 TWLC2 TWSD3 TWLC4
1,350 1,836 TWSD1 TWLC2 TWSD3 TWLC4
1-1/2” 2-3/8” 1-3/8” 1,500 2,040 TWSD3 TWLC2 TWSD3 TWLC4
1-3/4” 1,600 2,176 TWSD3 TWLC4 TWSD6 TWLC4
1-7/8” 1,800 2,448 TWSD3 TWLC4 TWSD6 TWLC4
1-5/8” 2-9/16” 2,000 2,720 TWSD3 TWLC4 TWSD6 TWLC4
2” 2,200 2,992 TWSD3 TWLC4 TWSD6 TWLC8
1-3/4” 2-3/4” 1-5/8” 2,600 3,536 TWSD3 TWLC4 TWSD6 TWLC8
2-1/4” 3,000 4,080 TWSD3 TWLC4 TWSD6 TWLC8
1-7/8” 2-15/16” 1-3/4” 3,700 5,032 TWSD6 TWLC4 TWSD11 TWLC8
2-1/2" 2” 3-1/8” 4,000 5,440 TWSD6 TWLC8 TWSD11 TWLC15
1-7/8" 4,400 5,984 TWSD6 TWLC8 TWSD11 TWLC15
2-3/4” 2” 5,100 6,936 TWSD6 TWLC8 TWSD11 TWLC15
2-1/4” 3-1/2” 6,000 8,160 TWSD6 TWLC8 TWSD25 TWLC15
3” 3-7/8” 2-1/4” 7,000 9,520 TWSD11 TWLC8 TWSD25 TWLC15
2-1/2” 8,000 10,880 TWSD11 TWLC15 TWSD25 TWLC30
3-1/4” 9,000 12,240 TWSD11 TWLC15 TWSD25 TWLC30
3-1/2” 2-3/4” 4-1/4” 2-1/2” 10,000 13,600 TWSD11 TWLC15 TWSD25 TWLC30
11,500 15,640 TWSD25 TWLC15 TWSD25 TWLC30
3-3/4” 3” 4-5/8” 2-3/4” 13,000 17680, TWSD25 TWLC15 Please Inquire For Higher Torque Values TWLC30
4” 14,500 19,720 TWSD25 TWLC15
15,500 21,080 TWSD25 TWLC30
3-1/4” 5” 3” 16,500 22,440 TWSD25 TWLC30
4-1/4” 19,500 26,520 TWSD25 TWLC30
3-1/2” 5-3/8” 3-1/4” 20,500 27,880 TWSD25 TWLC30
4-1/2” 21,500 29,240 TWSD25 TWLC30
24,500 33,320 TWSD25 TWLC30
4-3/4” 3-3/4” 5-3/4" 3-1/2” 25,500 34,680 Please Inquire TWLC30
6-1/2” 4-1/4” 29,500 40,120 Please Inquire Please Inquire