U30A 1/4 x 3/32 MM280-1 Back Spotface Cutter  1/4  3/32  280-1J  ZT81A-20  190-1J     
 U30A 1/4 x 1/8 MM280-1A Back Spotface Cutter  1/4  1/8  280-1K  ZT81A-21  190-1K     
 U30A MM280-2  5/16  3/32  280-2J     190-2J     Out of stock 
 U30A 5/16 x 1/8 MM280-2A Back Spotface Cutter  5/16  1/8  280-2K  ZT81A-22  190-2K     
 U30A 5/16 x 5/32 MM280-2B Back Spotface Cutter  5/16  5/32  280-2L  ZT81A-23  190-2L     
 U30A MM280-3  3/8  1/8  280-3J     190-3J     Out of stock 
 U30A 3/8 x 5/32 MM280-3A Back Spotface Cutter  3/8  5/32  280-3K  ZT81A-24  190-3K     
 U30A 3/8 x 3/16 MM280-3B Back Spotface Cutter  3/8  3/16  280-3L  ZT81A-25  190-3L     
 U30A MM280-4  7/16  1/8  280-4J     190-4J     Out of stock 
 U30A 7/16 x 5/32 MM280-4A Back Spotface Cutter  7/16  5/32  280-4K  ZT81A-26  190-4K     
 U30A 7/16 x 3/16 MM280-4B Back Spotface Cutter  7/16  3/16  280-4L  ZT81A-27  190-4L     
 U30A MM280-5  1/2  5/32  280-5J     190-5J     Out of stock 
 U30A 1/2 x 3/16 MM280-5A Back Spotface Cutter  1/2  3/16  280-5K  ZT81A-40  190-5K     
 U30A 1/2 x 1/4 MM280-5B Back Spotface Cutter  1/2  1/4  280-5L  ZT81A-28  190-5L     
 U30A MM280-6  9/16  5/32  280-6J     190-6J     Out of stock 
 U30A 9/16 x 3/16 MM280-6A Back Spotface Cutter  9/16  3/16  280-6K  ZT81A-41  190-6K     
 U30A 9/16 x 1/4 MM280-6B Back Spotface Cutter  9/16  1/4  280-6L  ZT81A-30  190-6L     
 U30A MM280-7  5/8  3/16  280-7J     190-7J     Out of stock 
 U30A 5/8 x 1/4 MM280-7A Back Spotface Cutter  5/8  1/4  280-7K  ZT81A-32  190-7K     Out of stock 
 U30A 5/8 x 5/16 MM280-7B Back Spotface Cutter  5/8  5/16  280-7L  ZT81A-33  190-7L     
 U30A MM280-8  11/16  3/16  280-8J     190-8J     Out of stock 
 U30A 11/16 x 1/4 MM280-8A Back Spotface Cutter  11/16  1/4  280-8K  ZT81A-42  190-8K     
 U30A 11/16 x 5/16 MM280-8B Back Spotface Cutter  11/16  5/16  280-8L  ZT81A-43  190-8L     
 U30A 3/4 x 1/4 MM280-9 Back Spotface Cutter  3/4  1/4  280-9J  ZT81A-44  190-9J     
 U30A 3/4 x 5/16 MM280-9A Back Spotface Cutter  3/4  5/16  280-9K  ZT81A-34  190-9K     
 U30A 3/4 x 3/8 MM280-9B Back Spotface Cutter  3/4  3/8  280-9L  ZT81A-35  190-9L     
 U30A MM280-9C  13/16  1/4  280-9M           
 U30A MM280-9D  13/16  3/8  280-9N  ZT81A-45        Out of stock 
 U30A MM280-9E  13/16  3/8  280-9O  ZT81A-46        Out of stock 
 U30A 7/8 x 1/4 MM280-10 Back Spotface Cutter  7/8  1/4  280-10J     190-10J     
 U30A 7/8 x 5/16 MM280-10A Back Spotface Cutter  7/8  5/16  280-10K  ZT81A-47  190-10K     
 U30A 7/8 x 3/8 MM280-10B Back Spotface Cutter  7/8  3/8  280-10L  ZT81A-36  190-10L     Out of stock 
 U30A MM280-10C  15/16  1/4  280-10M           Out of stock 
 U30A MM280-10D  15/16  5/16  280-10N           Out of stock 
 U30A MM280-10E  3/8  3/8  280-10O           Out of stock 
 U30A MM280-11  1  5/16  280-11J  ZT81A-48  190-11J     
 U30A MM280-11A  1  3/8  280-11K  ZT81A-38  190-11K     Out of stock 
 U30A MM280-11B  1  1/2  280-11L     190-11L     Out of stock 
 U30A MM280-11C  1,1/8  3/8  280-11M  ZT81A-49  190-11M     Out of stock 
 U30A MM280-11D  1,1/8  1/2  280-11N  ZT81A-50  190-11N     Out of stock 
 U30A MM280-12  1,1/4  3/8  280-12J  ZT81A-51  190-12J     Out of stock 
 U30A MM280-12A  1,1/4  1/2  280-12K  ZT81A-52  190-12K     Out of stock