754 Piece Grade 5 UNC Hex Head Cap Screw Assortment Refill
SKU ASST24HHCSC5#5REF
The same 754-piece Grade 5 coarse-thread assortment as the Starter Kit — without the drawer. If you already own a 24-hole drawer, this refill restocks 1/4" through 1/2" UNC bolts, nuts, and washers without paying for storage you already have.
What's Included
- Grade 5 hex head cap screws — 1/4"-20, 5/16"-18, 3/8"-16, and 1/2"-13, multiple lengths per size
- Grade 5 hex nuts — matching every bolt size in the kit
- Flat washers and lock washers — one set per diameter
- 754 pieces total
- Storage is not included — designed for customers who already own a 24-hole drawer
Specifications
| Thread standard | UNC — Unified National Coarse |
| Grade | SAE J429 Grade 5 |
| Tensile strength | 120,000 PSI minimum |
| Finish | Clear zinc (silver) |
| Diameters | 1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13 |
| Total pieces | 754 |
| Approx. weight | 24 lbs |
| Storage included | No — for customers who already own a 24-hole drawer |
| Compatible storage | 24-hole metal drawer (included with Grade 5 UNC Starter Kit) |
Best For
- Existing storage owners — restocks the 24-hole Grade 5 drawer completely without buying storage you already have
- High-volume shops — automotive repair, light manufacturing, and general maintenance operations that cycle through Grade 5 UNC fasteners regularly
- Multi-station operations — shops with Grade 5 storage across multiple workstations that need to replenish fasteners only
Don't have storage yet? The 754-Piece Grade 5 UNC Starter Kit includes both the fasteners and the labeled 24-hole metal drawer.
Starter Kit vs. Refill — Which Do I Need?
| Starter Kit | This Refill | |
| Fasteners (754 pcs) | ✓ | ✓ |
| 24-hole metal drawer | ✓ Included | — Already own one |
| QR-coded labels | ✓ Included | ✓ Included |
Buy More, Save More
$91.24
/ kit
1 - 2
0% off
$86.678
/ kit
3 - 5
5% off
$82.116
/ kit
6 - 8
10% off
$77.554
/ kit
9 - 11
15% off
$72.992
/ kit
12+
20% off