The Tamco/Toku TPB-40 is a 40 lb-class pneumatic paving breaker with an unusually long 5-3/4 in. stroke on its 1-3/4 in. bore a slower 1,100 BPM cadence that lands harder individual blows than most tools its size. Weighing 40 lb at 26 in. overall, it runs on 56 CFM at 90 psi through a 1/2 NPT inlet for road repair, concrete break-out, asphalt demolition, foundation removal and utility trenching.

It ships in a single 1 x 4-1/4 in. hex chuck configuration, matching the most common mid-size breaker steel. Between the TPB-30 and TPB-60 in the Toku breaker series, it suits crews that want 60 lb-style bite without the carry weight browse alternatives under pneumatic breakers, and run it on oiled air with an in-line lubricator to protect the piston and valve.

• 40 lb-class pneumatic paving breaker; 40 lb tool weight, 26 in. overall length
• Long 5-3/4 in. stroke on a 1-3/4 in. bore concentrates energy into each of 1,100 blows per minute
• Air supply: 56 CFM at 90 psi through a 1/2 NPT inlet
• Single chuck configuration: 1 x 4-1/4 in. hex shank
• Built by Toku, a long-established Japanese pneumatic-tool manufacturer, to its heavy-duty industrial standard; distributed by Tamco
• Applications: road repair, concrete break-out, asphalt demolition, foundation removal, utility trenching
• Stocked in Denver by Crowder Supply with free UPS Ground shipping

TPB-40 FAQ

What size compressor runs the TPB-40?
Any compressor delivering 56 CFM at 90 psi through the 1/2 NPT inlet keeps it hitting a modest single-tool contractor compressor covers it.

What steel does the TPB-40 take?
Its 1 x 4-1/4 in. hex chuck runs the most common mid-size breaker steel moil points and chisels, asphalt cutters, clay spades and tamper plates in that shank.

Why does the TPB-40 hit harder than other 40 lb breakers?
The long 5-3/4 in. stroke on a 1-3/4 in. bore trades cadence for punch: a slower 1,100 BPM where each blow carries more energy than the faster, shorter-stroke tools in its class.

TPB-30, TPB-40 or TPB-60 which one?
The TPB-30 and TPB-60 bracket the TPB-40 in weight class; match breaker weight to the thickness and reinforcement of what you break daily. The paving breaker buyer’s guide walks through class selection.