Page 1
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 12mm BT 2620 99-7840 Grade 10.9 4300 1100 300 80
Metric 12mm BT 2620 99-7840 Grade 8.8 3400 1000 230 70
Metric 12mm BT 2624 99-7830 Grade 10.9 2500 1000 170 70
Metric 12mm BT 2624 99-7830 Grade 8.8 2000 1000 140 70
Metric 12mm BT 2628 99-7830 Grade 10.9 1900 1000 130 70
Metric 12mm BT 2628 99-7830 Grade 8.8 1500 1000 100 70
Metric 12mm BT 3585 99-7830 Grade 10.9 1900 1000 130 70
Metric 12mm BT 3585 99-7830 Grade 8.8 1500 1000 100 70
Metric 12mm BT BTT25 99BT-M12-IRAN-XA Grade 10.9 3800 2400 260 170
Metric 12mm BT BTT25 99-7850 Grade 10.9 3900 2400 270 170
Metric 12mm BT BTT25 99BT-M12-IRAN-X Grade 10.9 3900 2400 270 170
Metric 12mm BT BTT25 99BT-M12-IRAN-XA Grade 8.8 2900 1800 200 120
Metric 12mm BT BTT25 99-7850 Grade 8.8 3000 1800 210 120
Metric 12mm BT BTT25 99BT-M12-IRAN-X Grade 8.8 3000 1800 210 120
Metric 12mm BT BTT35LS 99-7820 Grade 10.9 2800 2100 190 140
Metric 12mm BT BTT35LS 99-7820 Grade 8.8 2200 1500 150 100
Metric 12mm BT SF20/SFBTT20 99BT-M12-IRAT-XA Grade 10.9 3900 2100 270 140
Metric 12mm BT SF20/SFBTT20 99-7880 Grade 10.9 4000 2100 280 140
Metric 12mm BT SF20/SFBTT20 99BT-M12-IRAT-X Grade 10.9 4000 2100 280 140
Metric 12mm BT SF20/SFBTT20 99BT-M12-IRAT-XA Grade 8.8 3100 1500 210 100
Metric 12mm BT SF20/SFBTT20 99-7880 Grade 8.8 3200 1500 220 100
Metric 12mm BT SF20/SFBTT20 99BT-M12-IRAT-X Grade 8.8 3200 1500 220 100
Metric 12mm BT SFBTT15 99-7860 Grade 10.9 5100 2300 350 160
Metric 12mm BT SFBTT15 99-7860 Grade 8.8 4000 1700 280 120
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.
Page 2
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 14mm BT 2624 99-7834 Grade 10.9 3200 1000 220 70
Metric 14mm BT 2624 99-7834 Grade 8.8 2700 1000 190 70
Metric 14mm BT 2628 99-7834 Grade 10.9 2400 1000 170 70
Metric 14mm BT 2628 99-7834 Grade 8.8 2100 1000 140 70
Metric 14mm BT 3585 99-7834 Grade 10.9 2400 1000 170 70
Metric 14mm BT 3585 99-7834 Grade 8.8 2100 1000 140 70
Metric 14mm BT BTT25 99-7854 Grade 10.9 4900 3100 340 210
Metric 14mm BT BTT25 99-7854 Grade 8.8 4200 2600 290 180
Metric 14mm BT BTT35LS 99-7824 Grade 10.9 3500 2600 240 180
Metric 14mm BT BTT35LS 99-7824 Grade 8.8 3000 2200 210 150
Metric 14mm BT HS37 99-7891 Grade 10.9 3400 1500 230 100
Metric 14mm BT HS37 99-7891 Grade 8.8 2900 1500 200 100
Metric 14mm BT SF20/SFBTT20 99BT-M14-IRAT-XA Grade 10.9 5000 2600 340 180
Metric 14mm BT SF20/SFBTT20 99-7884 Grade 10.9 5100 2600 350 180
Metric 14mm BT SF20/SFBTT20 99BT-M14-IRAT-X Grade 10.9 5100 2600 350 180
Metric 14mm BT SF20/SFBTT20 99BT-M14-IRAT-XA Grade 8.8 4300 2200 300 150
Metric 14mm BT SF20/SFBTT20 99-7884 Grade 8.8 4400 2200 300 150
Metric 14mm BT SF20/SFBTT20 99BT-M14-IRAT-X Grade 8.8 4400 2200 300 150
Metric 14mm BT SFBTT15 99-7862 Grade 8.8 5500 2500 380 170
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.
Page 3
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 16mm BT 2624 99-7831 Grade 10.9 4200 1100 290 80
Metric 16mm BT 2624 99-7831 Grade 8.8 3300 1000 230 70
Metric 16mm BT 2628 99-7831 Grade 10.9 3200 1000 220 70
Metric 16mm BT 2628 99-7831 Grade 8.8 2600 1000 180 70
Metric 16mm BT 3585 99-7831 Grade 10.9 3200 1000 220 70
Metric 16mm BT 3585 99-7831 Grade 8.8 2600 1000 180 70
Metric 16mm BT BTT35 99-7851 Grade 10.9 4600 3400 320 230
Metric 16mm BT BTT35 99-7851 Grade 8.8 3700 2600 260 180
Metric 16mm BT BTT35LS 99-7821 Grade 10.9 4600 3400 320 230
Metric 16mm BT BTT35LS 99-7821 Grade 8.8 3700 2600 260 180
Metric 16mm BT HS52 99-7892 Grade 10.9 3000 1000 210 70
Metric 16mm BT HS52 99-7892 Grade 8.8 2400 1000 170 70
Metric 16mm BT SF20/SFBTT20 99BT-M16-IRAT-XA Grade 10.9 6600 2600 460 180
Metric 16mm BT SF20/SFBTT20 99-7881 Grade 10.9 6700 3400 460 230
Metric 16mm BT SF20/SFBTT20 99BT-M16-IRAT-X Grade 10.9 6700 3400 460 230
Metric 16mm BT SF20/SFBTT20 99BT-M16-IRAT-XA Grade 8.8 5300 2600 370 180
Metric 16mm BT SF20/SFBTT20 99-7881 Grade 8.8 5400 2600 370 180
Metric 16mm BT SF20/SFBTT20 99BT-M16-IRAT-X Grade 8.8 5400 2600 370 180
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.
Page 4
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 20mm BT 2628 99-7832 Grade 10.9 5000 1400 340 100
Metric 20mm BT 3585 99-7832 Grade 10.9 5000 1400 340 100
Metric 20mm BT BTT35LS 99-7822 Grade 10.9 7200 5300 500 370
Metric 20mm BT BTT57 99-7852 Grade 10.9 4500 2900 310 200
Metric 20mm BT SF32 99-7893 Grade 10.9 7500 4100 520 280
Metric 20mm BT SF42-200-2-M20 N/A Grade 10.9 6100 3100 420 210
Metric 20mm BT SF46 99-7865 Grade 10.9 5000 3100 340 210
Metric 20mm BT SFBTT32-M20 N/A Grade 10.9 6200 3100 430 210
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.
Page 5
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 24mm BT SF46 99BT-M24-IRAV-XA Grade 10.9 7300 4500 500 310
Metric 24mm BT SF46 99BT-M24-IRAV Grade 10.9 7400 4500 510 310
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.
Page 6
IN/MM Size Tool Nose Collar Mat'l Pull PSI Return PSI Pull Bar Return Bar
Metric 27mm BT BT60-325 99BT-M27-IRBH Grade 10.9 7300 6400 500 440
Metric 27mm BT SF60 99BT-M27-IRAW Grade 10.9 7700 6000 530 410
Huck BobTail® Fastener Pressure Chart - MetricUpdated 08-03-2018
Notes:
- All pressures from the above chart are starting points, pressures may need to be adjusted up or down due to application and tooling setup.
- Use pressures from above chart for both installation and removal.
- When the 918 or 918-5 Powerig® hydraulic power source is used and pull pressure from chart above is equal to or below 2500 psi the
128904 Relief Valve is required.
- If the 128441 BobTail Controller is to be used, please refer to the controller manual for details.