20 Pack Horseshoe Shim Washers Steel 4"x3" for 3/4" Bolts Bulk | Hot-dip Galvanized Low Carbon Steel U-shaped Slotted Shims for Machinery Leveling, Base Plate Alignment & Gap Spacing

Features: The uniform 4 x 3 inch size allows convenient storage in toolboxes, maintenance carts, service vehicles, and workshop organizers. Keeping multiple metal shims readily available can help simplify adjustment work during equipment setup, repair, and routine maintenance operations. The U-shaped opening supports quick placement around existing fasteners during installation and alignment work. These steel horseshoes can be inserted into gaps with minimal hardware movement, making them suitable for situations where repeated positioning, spacing adjustments, or leveling corrections are required. Specifications: Material: low carbon steel Color: silver Size: 4.06 x 2.99 inches Package includes: 20 x Washers Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays This product contains small parts and poses a choking hazard. Keep away from children and pets to avoid accidental ingestion

• Large 20 Pack for Installation Projects: includes 20 pieces of 4.06 x 2.99 inches steel horseshoe-shaped washers with a 1/8 inch thickness, providing a practical quantity for equipment installation, structural adjustment, maintenance work, and construction applications; These shim washers are suitable for contractors, maintenance crews, and fabrication shops that require multiple metal shims during alignment and spacing tasks
• Fits 3/4 Inch Bolts with Slotted Design: designed to accommodate 3/4 inch bolts, anchor bolts, threaded rods, and similar fasteners; The open-sided horseshoe shims design allows placement or removal without fully disassembling hardware, making them useful for base plate adjustment, support foot leveling, machinery mounting, and structural positioning where metal shims for leveling are commonly required
• Low Carbon Steel Construction: manufactured from low carbon steel to provide a stable metal-to-metal contact surface for load distribution and positioning; Compared with non-metal spacing materials, these steel horseshoes are suitable for industrial equipment, machinery bases, metal frames, and structural assemblies where leveling, alignment, spacing, or height adjustment is needed during installation
• Hot-dip Galvanized Surface: each washer features a hot-dip galvanized finish that helps reduce surface corrosion in workshops, warehouses, outdoor installations, utility areas, and industrial environments; These shim washers can be used in applications exposed to moisture, dust, and changing temperatures while maintaining a consistent spacing and leveling function over time
• Multiple Leveling and Spacing Applications: suitable for equipment leveling, machine alignment, flange gap adjustment, bearing housing positioning, structural steel installation, vehicle leveling support, and mounting plate spacing; These metal shims for leveling can be applied across maintenance, fabrication, construction, agricultural, and mechanical service applications where horseshoe shims are frequently used