Offset tungsten bucking bars
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Tungsten Bucking Bar ETBB51 (Offset, 2.05 lb)
The ETBB51 is an offset stepped tungsten bucking bar for backing rivets beside a raised heel or flange that a flat bar cannot clear. At 2.05 lb and 1.75 x 2.5 x 1 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB50 (Offset, 3.85 lb)
The ETBB50 is an offset stepped tungsten bucking bar for backing rivets across changing steps and lands in close structure. At 3.85 lb and 5.5 x 2.5 x 0.9 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB48 (Offset, 3.25 lb)
The ETBB48 is an offset C-channel tungsten bucking bar for backing rivets along a raised edge or flange a flat bar cannot straddle. At 3.25 lb and 3 x 2.2 x 1.1 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB47 (Offset, 5.05 lb)
The ETBB47 is an offset stepped tungsten bucking bar for backing rivets in recessed or stepped structure a flat bar bottoms out against. At 5.05 lb and 5 x 2 x 2 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB27 (Offset, 2.3 lb)
The ETBB27 is an offset C-channel tungsten bucking bar for backing rivets along a raised edge, flange, or channel a flat bar cannot straddle. At 2.3 lb and 2.438 x 1.25 x 1.5 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB25 (Offset, 3.15 lb)
The ETBB25 is a contoured tungsten bucking bar for backing rivets in sockets and corners that need mass on a small, shaped face. At 3.15 lb and 3 x 1.75 x 1.438 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB24 (Offset, 4.05 lb)
The ETBB24 is a reach tungsten bucking bar for backing rivets inside tubes, sockets, and deep recesses a block bar cannot enter. At 4.05 lb and 8.625 x 2.5 x 1.5 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB11 (Offset, 1.75 lb)
The ETBB11 is an offset C-channel tungsten bucking bar for backing rivets along a raised edge, flange, or channel a flat bar cannot straddle. At 1.75 lb and 2.5 x 1.25 x 1 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB08 (Offset, 6.0 lb)
The ETBB08 is an offset Z-crank tungsten bucking bar for backing rivets set beyond a double step a flat bar cannot clear. At 6.0 lb and 6 x 1.5 x 1.5 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB07 (Offset, 2.85 lb)
The ETBB07 is an offset (stepped) tungsten bucking bar for rivets in recessed or stepped structure that a straight bar bottoms out against. At 2.85 lb and 6 by 1.5 by 0.75 inches it packs the bucking mass of a much larger steel bar into a compact block, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote -
Tungsten Bucking Bar ETBB06 (Offset, 1.65 lb)
The ETBB06 is an offset C-channel tungsten bucking bar for backing rivets along a raised edge, flange, or channel a flat bar cannot straddle. At 1.65 lb and 2.5 x 1.25 x 1 inches, it brings the backing mass of a much larger steel bar to the rivet, so shop heads form clean with less shock to your hand. Request a quote for current pricing and lead time.
When this bar wears out, the tungsten still holds value: return it and the weight becomes a recovery credit toward your next order through our Buyback program.
Request a Quote
Compare these bars
| SKU | Dimensions (L x W x H, in) | Weight (lb) | Shape | Weight class | Access | ATS equivalent |
|---|---|---|---|---|---|---|
| ETBB06 | 2.5 x 1.25 x 1 | 1.65 | Offset | Medium (1.5–3 lb) | Tight / Confined | |
| ETBB07 | 6 x 1.5 x 0.75 | 2.85 | Offset | Medium (1.5–3 lb) | Tight / Confined | |
| ETBB08 | 6 x 1.5 x 1.5 | 6.0 | Offset | Extra-Heavy (6 lb+) | Open | |
| ETBB11 | 2.5 x 1.25 x 1 | 1.75 | Offset | Medium (1.5–3 lb) | Tight / Confined | |
| ETBB24 | 8.625 x 2.5 x 1.5 | 4.05 | Offset | Heavy (3–6 lb) | Tight / Confined | |
| ETBB25 | 3 x 1.75 x 1.438 | 3.15 | Offset | Heavy (3–6 lb) | Open | |
| ETBB27 | 2.438 x 1.25 x 1.5 | 2.3 | Offset | Medium (1.5–3 lb) | Tight / Confined | |
| ETBB47 | 5 x 2 x 2 | 5.05 | Offset | Heavy (3–6 lb) | Open | |
| ETBB48 | 3 x 2.2 x 1.1 | 3.25 | Offset | Heavy (3–6 lb) | Open | |
| ETBB50 | 5.5 x 2.5 x 0.9 | 3.85 | Offset | Heavy (3–6 lb) | Open | |
| ETBB51 | 1.75 x 2.5 x 1 | 2.05 | Offset | Medium (1.5–3 lb) | Tight / Confined |
An offset (Z/step) tungsten bucking bar has a stepped profile that clears obstructions while keeping dense mass directly behind the rivet. It suits recessed and stepped structure where a straight bar bottoms out. Request a quote.










