The OneTouch Gridcutter is for excising multiple gel squares simultaneously from 1D and 2D gels. The unit cuts 128 squares simultaneously from gels for digestion or elution in high throughput proteomics labs. Current configurations include a 4 × 32 matrix cutter with 1 mm × 1 mm squares, or a 4 × 32 matrix cutter with 1.5 mm × 1.5 mm squares. Custom sizes are available.