• Precision made, high grade alloy steel jaws with strong aluminium body.• Forged alloy steel pins and bolts with double handle bearings for long-life and durability.• Suitable for aluminium, steel and stainless steel rivets.• Includes Chrome Molybdenum special profile nozzles for structural rivets up to 6.4mm(1/4").• Lifetime guarantee*.Precision made, high grade alloy steel jaws with strong aluminium body. Forged alloy steel pins and bolts with double handle bearings for long-life and durability. Suitable for blind rivets. Includes Chrome Molybdenum special profile nozzles for structural rivets up to 6.4mm(1/4").• Precision made, high grade alloy steel jaws with strong aluminium body. • Suitable for aluminium, steel and stainless steel rivets of 4.8 to 6.4mm. • Chrome Molybdenum nozzles for structural rivets up to 6.4mm(1/4"). • Lifetime guarantee*. • Model No. AK3981Technical Specification:Includes: Nozzles; 4.8mm(3/16"), 6.4mm(1/4”), Structural Steel Nozzles; 4.8mm(3/16"), 6mm, 6.4