Overview Reviews Product Description Hobart Worm (Feed Screw) - Stud H507 Model # 4612 4812 OEM Part # 15877 Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Hobart Hobart H507 - Worm Feed Screw Stud - Hobart 4612,4812 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments