| Model | L*W*H | PCS |
| PB153-1 | 125*8*11(16,21,26,31,36) 125*10*13(18,23,28,33,36) 125*12*15(20,25,30,35,40) 125*14*17(22,27,32,37,42) | 24x2 |
| PB153-2 | 150*8*11(16,21,26,31,36) 150*10*13(18,23,28,33,36) 150*12*15(20,25,30,35,40) 150*14*17(22,27,32,37,42) | 24x2 |
| PB154-1 | 150×8×16(18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50) | 18×2 |
| PB154-2 | 150×8×17(19,21,23,25,27,29,30,33,35,37,39,41,43,45,47,49,51) | 18×2 |
Features: 1.Hardness:HRC55~62 2.Accuracy:0.01mm 3.Parallelism:0.005mm Model PB153 PRECISION PARALLEL BLOCK PCS L*W*H PB153-1 125*8*11(16,21,26,31,36) 125*10*13(18,23,28,33,36) 125*12*15(20,25,30,35,40) 125*14*17(22,27,32,37,42) 24x2 PB153-2 150*8*11(16,21,26,31,36) 150*10*13(18,23,28,33,36) 150*12*15(20,25,30,35,40) 150*14*17(22,27,32,37,42) 24x2