Key Features
Tight-Space RatchetThe 90-tooth ratchet works with just 4 degrees of arc swing, so you can keep turning fasteners where a bulkier ratchet would need more room to reset. Wrench-Ready SocketsFOUR FLAT sides help stop the sockets from rolling off the bench and give you flat surfaces that are easier to grab and position. 50-Piece Storage KitThis Milwaukee ratchet and socket set includes SAE and metric standard and deep sockets, extensions, a universal joint, and a carry case with a removable tray for shop storage.
Overview
The Milwaukee 48-22-9004 1/4 in. Drive SAE and Metric Ratchet and Socket Set is a 50-piece hand tool set built for fastening work in tight spaces. This is a ratchet and socket set designed for mechanical fastening, maintenance, and general repair work. Model Number: 48-22-9004. If you need one compact kit that covers small fasteners in both SAE and metric sizes, this set is aimed right at that job.
The big selling point here is access. Milwaukee uses a 90-tooth ratchet with just 4 degrees of arc swing, which matters when you’re working under a hood, behind equipment, or inside a cabinet where you cannot move the handle very far. The slim-profile head and flush directional lever also help the ratchet fit where chunkier mechanisms tend to fight for clearance.
The sockets are built around Milwaukee’s FOUR FLAT design. In plain terms, that means the sockets are less likely to roll away when you set them down, and the flat sides make them easier to handle. On a real job, that saves annoyance more than anything, especially when you’re moving between a cart, a floor, and the workpiece. Milwaukee also stamps the socket sizes for easier identification, which helps when you’re jumping between standard and deep sockets or switching between SAE and metric hardware.
Material matters with hand tools, and Milwaukee specifies chrome vanadium steel with chrome-plated rust protection. That gives the set the durability you want for repeated fastening work and the corrosion resistance that makes sense in garages, service bays, and damp jobsite conditions. This is the kind of finish and steel choice you want in a socket set that will spend time in a truck box or steel chest instead of living on a showroom shelf.
As a kit, this set is laid out well for portability and long-term storage. It comes with a durable carrying case, and Milwaukee includes a removable inner tray designed to drop into a steel storage chest. That gives you two ways to run it: keep it together as a grab-and-go set, or move the tray into your main box and use the case for transport when needed. For guys who hate tools rattling loose in drawers, that detail is worth paying attention to.
The size range is what makes this kit useful day to day. You get both standard and deep well sockets in SAE and metric sizes, plus a 3 inch extension, 6 inch extension, universal joint, and the 1/4 inch drive ratchet. That makes the set a practical choice for small engine work, automotive interior and engine-bay fasteners, electrical and HVAC service panels, appliance repair, and punch-list maintenance where compact drive tools do their best work.
Who should buy it? Mechanics, maintenance techs, installers, remodelers, and serious DIY users who want a compact socket set that covers the small fasteners they actually run into. If you already know that a 1/4 inch drive setup is your go-to for speed, control, and access, this Milwaukee set makes sense. If you need a kit for larger, high-torque fasteners, you will still want a bigger drive size alongside it.
Reach Fasteners in Tight Spots
This set is built for places where hand room is limited and every degree of movement counts. The ratchet geometry is meant to keep you working instead of constantly pulling off the fastener to reposition.
- 90-tooth ratchet mechanism
- 4 degrees of arc swing for confined access
- Slim profile head with flush directional lever
Built for Garage and Jobsite Use
Small-drive socket sets earn their keep when they are organized, readable, and easy to carry. Milwaukee covers that with clearly marked sockets, a portable case, and a removable tray that can live in a steel tool chest.
- Stamped socket sizes for easier identification
- Removable inner tray for long-term box storage
- Portable carrying case for transport between jobs
What’s in the Box
- (1) 1/4 in. drive 90-tooth ratchet
- (11) SAE standard sockets: 5/32 in., 3/16 in., 7/32 in., 1/4 in., 9/32 in., 5/16 in., 11/32 in., 3/8 in., 7/16 in., 1/2 in., 9/16 in.
- (11) SAE deep well sockets: 5/32 in., 3/16 in., 7/32 in., 1/4 in., 9/32 in., 5/16 in., 11/32 in., 3/8 in., 7/16 in., 1/2 in., 9/16 in.
- (12) Metric standard sockets: 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm
- (12) Metric deep well sockets: 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm
- (1) 3 in. extension
- (1) 6 in. extension
- (1) Universal joint
- (1) Carrying case with removable inner tray
Key Specifications
| Drive Size | 1/4 in. |
|---|---|
| Piece Count | 50 |
| Ratchet Tooth Count | 90-tooth |
| Arc Swing | 4 degrees |
| Measurement System | SAE and Metric |
| Material | Chrome Vanadium Steel |
| Weight | 5.76 lbs |
| Case Dimensions | 9.9 x 1.8 x 15.1 in. |
Compatibility
Drive Interface Built around a 1/4 in. drive format for small fastener work and compact ratchet access. Fastener Coverage Includes both SAE and metric sockets, so one set covers mixed hardware common in automotive, service, and repair work.
Built For
AutomotiveMaintenanceEquipment RepairHVAC ServiceElectrical Service WorkGeneral ContractingDIY / HobbyistGarage Tool Storage
Pro Tip
If this set is going into a larger shop box, use the removable inner tray instead of dumping the sockets loose in a drawer. You keep the size layout intact, and the stamped markings are much easier to scan when you are bouncing between SAE and metric hardware.
Warranty & Support
Milwaukee lists this set with a Lifetime Guarantee.
Tool Nut’s Take
Tool Nut’s Take
Milwaukee 48-22-9004 1/4 in. Drive SAE and Metric Ratchet and Socket Set Gets the Small Stuff Right
This is the kind of compact socket kit that earns a permanent spot in a truck, service cart, or top drawer because it covers the fasteners you hit all the time and does it without wasting space.
- Who it’s for: Techs, mechanics, installers, and serious DIY users who spend more time on small fasteners than heavy suspension bolts.
- Why it stands out: The 90-tooth ratchet, 4-degree arc swing, FOUR FLAT socket design, and removable tray make it more practical than a basic throw-in-the-case set.
- Worth knowing: This is a 1/4 in. drive kit, so it is best for access and control, not high-torque larger fasteners.
Common Questions
- Does this set include both SAE and metric sockets? Yes. The Milwaukee 48-22-9004 includes both SAE and metric sockets in standard and deep well styles.
- What size drive is the ratchet? It uses a 1/4 in. drive ratchet and matching socket system.
- Is this set built for tight spaces? Yes. Milwaukee specifies a 90-tooth ratchet with 4 degrees of arc swing, plus a slim profile head and flush directional lever for confined access.
- Does it come with a storage case? Yes. It includes a portable carrying case and a removable inner tray for storage in a steel chest.
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