Overview Reviews Product Description A 130 piece set of "teeth" will divide into 2 complete sets of impactors for the Shark Concrete Engraver, or will provide 4 complete sets of impactors for the Barracuda Concrete Engraver. Product Videos Custom Field Product Reviews Write a Review Write a Review × Replacement Shark and Barracuda Impactors Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *