Structural Rivet & Lock Bolt Tool. Capacity 4.8 mm (3/16') & 6.4 mm (1/4')*
Brands you know and trust - Rivit
SRLB - Structural Rivet & Lock Bolt Gun for diameter 4.8, 6.4 & 7.9mm*.
SRLB-508 is a medium production tool designed for installation of Huck bolts (pin & collar) and structural rivets such as Magna-Lok, Allok, Monobolt, and Orlock. The tool accepts Huck nose assemblies which can be quickly and easily changed over to accommodate the different fastener types and diameters sizes; 4.8 mm (3/16") and 6.4 mm (1/4"), *along with 7.9 mm (5/16) rivets only. Nose assemblies are priced separately. See the technical tab below for the complete list of fastener sizes and other data. Check out the rivet gun selection blog.
SRLB air gun for Huck bolt & structural rivets.
- Fast installation with quick cycle times
- European quality & interchangeable noses assemblies
- Well balanced, robust alloy body & collection bottle
- Can be suspended, hand held & so much more.
SRLB air gun from Rivit®. For Huck bolts & structural rivet diameter 4.8 and 6.4 mm*.
The HG-IR508 is a medium production tool designed for installation of Huck bolts (pin & collar) and structural rivets such as Huck Magna-Lok, Allok and Monobolt rivets. The tool accepts Huck nose assemblies which can be quickly and easily changed over to accommodate the different fastener types and diameters sizes; 4.8 mm (3/16") and 6.4 mm (1/4"), along with 7.9 mm (5/16) rivets only. Nose assemblies are priced separately.
SRLB air gun for Huck bolt & structural rivets.
- Fast installation with quick cycle times
- European quality & interchangeable noses assemblies
- Well balanced, robust alloy body & collection bottle
- Can be suspended, hand held & so much more
HUCK GUN INSTALLATION GUIDE HG-SRLB508 |
HUCK FASTENER TYPE | |||||||||
HUCK STRUCTURAL RIVETS DIAMETER | HUCK BOLTS PIN & COLLAR DIAMETER | |||||||||
4.8* | 6.4* | 7.9* | 9.5 | 4.8* | 6.4* | 7.9 | 9.5 | |||
Aluminium | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
Steel | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
Stainless-Steel | ✓ | ✓ | ✓ | ✓ | ✓ |
* Subject to correct nose assembly
Technical data; Gun HG-SRLB508 Nose Assembly: supplied separately (additional cost). Dimensions 283 x 285 mm (H x L) measurements excluding nose. Weight; 2.3 kg. Pressure required: 5-7 Bar or 72-101 psi. Stroke; 21 mm. Pulling Force; 21.0 kN. Tool comes within a sturdy carry case, manual, oil fill bottle, multi-spanner & Huck nose adapter nut.
Understanding Nose Assemblies
A nose assembly is the prerequisite attachment that installs either Huck bolts or Structural Rivets - in essence, the link between the Huck gun and the fastener. Huck guns require a nose and their selection depends on the tool, fastener, & diameter.

Lock Bolt guns and their interchangeable nose assemblies provide the versatility to install either a Structural Rivet or a Pin & Collar Huck bolt. At Aerobolt, we can assist with selection, here is an overview of the popular options associated with the HG-IR508.
Fastener Type | Diameter | Nose Assembly Product Code |
Structural Rivets | 4.8 mm (3/16”) | 99-06HRVT |
6.4mm (1/4") | 99-08HRVT | |
7.9mm (5/16") | 99-10HRVT | |
Huck Bolts "MG" | 4.8 mm (3/16”) | 99-06HBLT |
6.4mm (1/4") | 99-08HBLT |
Nose Assembly Maintenance.
Keep the nose in good operating condition requires a couple of key tasks:
- Keep nose assembly tight on tool piston.
- Clean nose assembly jaws on a regular basis by removing metal shards from the jaws and other locations with a suitable instrument.
Typical Huck Nose Assembly Cross Section.
SRLB air gun from Rivit®. For Huck bolts & structural rivet diameter 4.8 and 6.4 mm*.
The HG-IR508 is a medium production tool designed for installation of Huck bolts (pin & collar) and structural rivets such as Huck Magna-Lok, Allok and Monobolt rivets. The tool accepts Huck nose assemblies which can be quickly and easily changed over to accommodate the different fastener types and diameters sizes; 4.8 mm (3/16") and 6.4 mm (1/4"), along with 7.9 mm (5/16) rivets only. Nose assemblies are priced separately.
SRLB air gun for Huck bolt & structural rivets.
- Fast installation with quick cycle times
- European quality & interchangeable noses assemblies
- Well balanced, robust alloy body & collection bottle
- Can be suspended, hand held & so much more
HUCK GUN INSTALLATION GUIDE HG-SRLB508 |
HUCK FASTENER TYPE | |||||||||
HUCK STRUCTURAL RIVETS DIAMETER | HUCK BOLTS PIN & COLLAR DIAMETER | |||||||||
4.8* | 6.4* | 7.9* | 9.5 | 4.8* | 6.4* | 7.9 | 9.5 | |||
Aluminium | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
Steel | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
Stainless-Steel | ✓ | ✓ | ✓ | ✓ | ✓ |
* Subject to correct nose assembly
Technical data; Gun HG-SRLB508 Nose Assembly: supplied separately (additional cost). Dimensions 283 x 285 mm (H x L) measurements excluding nose. Weight; 2.3 kg. Pressure required: 5-7 Bar or 72-101 psi. Stroke; 21 mm. Pulling Force; 21.0 kN. Tool comes within a sturdy carry case, manual, oil fill bottle, multi-spanner & Huck nose adapter nut.
Understanding Nose Assemblies
A nose assembly is the prerequisite attachment that installs either Huck bolts or Structural Rivets - in essence, the link between the Huck gun and the fastener. Huck guns require a nose and their selection depends on the tool, fastener, & diameter.

Lock Bolt guns and their interchangeable nose assemblies provide the versatility to install either a Structural Rivet or a Pin & Collar Huck bolt. At Aerobolt, we can assist with selection, here is an overview of the popular options associated with the HG-IR508.
Fastener Type | Diameter | Nose Assembly Product Code |
Structural Rivets | 4.8 mm (3/16”) | 99-06HRVT |
6.4mm (1/4") | 99-08HRVT | |
7.9mm (5/16") | 99-10HRVT | |
Huck Bolts "MG" | 4.8 mm (3/16”) | 99-06HBLT |
6.4mm (1/4") | 99-08HBLT |
Nose Assembly Maintenance.
Keep the nose in good operating condition requires a couple of key tasks:
- Keep nose assembly tight on tool piston.
- Clean nose assembly jaws on a regular basis by removing metal shards from the jaws and other locations with a suitable instrument.