DongCheng 300g Machinist Hammer (HD100602)
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The DongCheng HD100602 300g Machinist Hammer is a well-balanced striking tool designed for mechanical repair shops, industrial maintenance, toolmakers, and metal fabricators. Its 300g head is drop-forged from high-grade 45# carbon steel and heat-treated to resist chipping, edge fracture, and face mushrooming.
Built according to the German engineer pattern, it features a square flat striking face for driving cold chisels and punches, paired with a tapered cross pein on the opposite end for metal bending and rivet setting. The 320mm two-color fiberglass handle dampens impact vibrations to protect the user's wrist, while the contoured non-slip grip ensures a comfortable, secure swing.
Key Features
- Drop-Forged 45# Carbon Steel Head: Induction heat-treated face and pein provide high impact toughness and wear resistance.
- Versatile Dual-Face Geometry: Square flat striking surface combined with a sharp cross pein for metal shaping and riveting.
- Optimal 300g Weight Class: The go-to size for general mechanical maintenance, striking punches, and workshop fitting.
- Shock-Dampening 320mm Fiberglass Shaft: Absorbs kinetic recoil, reducing arm strain during repetitive striking tasks.
- Two-Color Ergonomic Handle: Textured rubberized grip provides slip resistance against motor oils and grease.
Applications
- Striking cold chisels, punches, drift pins, and dowels in mechanical maintenance
- Shaping sheet metal, swaging joints, and peening mechanical fasteners
- Automotive brake service, suspension maintenance, and bracket alignment
- Machinery assembly, bearing race fitting, and workshop fabrication
- General factory maintenance and engineering toolkits
Technical Specifications
| Parameter | Specification |
| Brand | DongCheng |
| Model Number | HD100602 |
| Tool Type | Machinist Hammer (German / Cross Pein Type) |
| Head Weight | 300g |
| Head Material | Drop-forged & heat-treated 45# carbon steel |
| Overall Length | 320 mm |
| Head Length / Width | 105 mm |
| Face Striking Width | 23 mm |
| Handle Material | Two-color fiberglass handle with comfortable grip |
| Packaging Type | Packed by hanging tag |
Size/Model-wise Table
| Model | Weight | Head Material | Style | Overall Length | Head Dimensions | Packaging |
| HD100602 | 300g | Drop-Forged 45# Carbon Steel | Machinist (Cross Pein) | 320 mm | 105 x 23 mm | Hanging Tag |

















