45 PCS Tool Set for Improvement Projects Milwau Bit Screwdriver Kit
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Product Details
| Customization: | Available |
|---|---|
| Color: | Red |
| Folded: | Folded |
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Basic Info.
- Model NO.
- UNT-06
- Certification
- RoHS, CE, GS
- Material
- S2, Cr-Mo, 50BV30, Stainless Steel
- Customized
- Customized
- Brand
- Metabo, DeWalt, Hitachi, MAKITA, BOSCH
- Quality Standard
- DIN, ISO
- Application
- Screw Fastening, Mechanic Fixing, Home DIY
- Delivery
- Sea Freight, Air, Train, Express
- Sample
- Available
- Transport Package
- Plastic Boxes with Cartons
- Specification
- 1/4 inch drive
- Trademark
- UN
- Origin
- China
- HS Code
- 820412000
Product Description

| Tool Set Content | 32 Pcs 1/4 inch 25mm S2 Bits |
| 6 Pcs 1/4 inch 50mm S2 Bits | |
| 2 Pcs 1/4 inch 100mm S2 Bits | |
| 1 Pc 1/4 inch Driver Nut Socket: 50Bv30 | |
| 1 Pc 1/4 inch Bit Holder | |
| 1 Pc 1/4 inch Extendable Bit Holder | |
| Inner | Flexible Liner |
| Surface Treatment | Blackning/Chrome/Matt |
| Standard | DIN |
| Packaging | Plastic Boxes with Cartons |
| Brand | Union |
| Certification | ISO, BSCI |
| Origin | China |
PTA sets provide homeowners with a versatile collection of tools for basic home repair and improvement projects. These kits contain:
- Screwdriver bits (Phillips and flathead) in common sizes to handle different screw types.
- Drill bits in popular sizes to drill pilot holes or drive screws. The hex shanks fit any standard drill.
- Sockets (1/4" or 3/8" drive) to loosen and tighten bolts, nuts, and other hardware. Metric and standard sizes are included.
- Socket adapters to use 3/8" drive sockets on 1/4" drive tools.
- Nut driver sockets to drive hex nuts and bolts in wood, metal, and machinery.
- Bit holders to connect screwdriver bits to and use like manual screwdrivers.
Affordable and compact, PTA sets have professional-grade bits and sockets to tackle minor repairs and projects around the house and garage. The variety covers the most common home improvement tasks.
| Main Fastener Coating | |||
| Types | Application | Spray Test Hours | Characteristics |
| Mirror Nickel-plating | ALL Metal | 72Hours | Stable Excellent polishing performance Improve Wear resistance Wide range of applications |
| Matt Nickel-plating | ALL Metal | 72Hours | |
| Black Nickel-plating | ALL Metal | 48Hours | High absorption rate of solar energy Used in solar collector panels. |
| Manganese Phosphate | ALL Metal | 72Hours | Enhanced resistance |
| Sand Blast | ALL Metal | - | Remove paint, rust, and residue scratches or casting marks |
| Electrophoresis | ALL Metal | 1000Hours | Maintain metallic luster Anti-corrosion properties |
| Color Electroplating | ALL Metal | 96Hours | Improve mental strength Prevent metal oxidation |
| Steel Material Chemical Composition | ||||||||
| Types | C | Si | V | Cr | Mn | Ni | Mo | Characteristic |
| CR-MO | 0.18-0.23 | 0.15-0.35 | - | 0.40-0.60 | 0.90-1.20 | - | 0.13-0.20 | 41xx-series SAE steel grades Excellent strength-to-weight ratio Stronger and harder Not easily welded |
| CRV | 0.5 | 0.3 | 0.18 | 0.80-1.10 | 0.70-0.90 | - | - | 6000-series SAE steel grades Suitable for hardening Resist abrasion, oxidation, and corrosion Improve material elasticity |
| S2 | 0.40-0.55 | 0.90-1.20 | <0.50 | - | 0.30-0.50 | <0.30 | 0.30-0.60 | One of seven types of shock-resisting steels under the AISI Classification High strength High toughness Wear resistance High hardness Resistance to shock loading |
| 45# | 0.42-0.05 | 0.17-0.37 | - | ≤0.25 | 0.50-0.80 | ≤0.25 | - | Compared with A3, it has higher strength and resistance to deformation. |
| A3 | 0.95-1.05 | 0.10-0.50 | 0.15-0.50 | 4.75-5.50 | 0.40-1.00 | - | 0.90-1.40 | High-quality high carbon alloy tool steel |





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