Overview Reviews Product Description New 12 Pack of Van Alstine VR #1 groover blades. These are round bottom #1 blades. 1/32" inch. Product Videos Custom Field Product Reviews Write a Review Write a Review × Van Alstine Van Alstine Round Bottom Tire Groover Blades 12 Pack Grooving VR #1 1/32" Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *