Ball Point Hex Key Metric
Ball Point Hex Key Metric
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Data sheets (14 PDFs)
- 3105015BL-C Data sheet (PDF)
- 310502BL-C Data sheet (PDF)
- 3105025BL-C Data sheet (PDF)
- 310503BL-C Data sheet (PDF)
- 310504BL-C Data sheet (PDF)
- 310505BL-C Data sheet (PDF)
- 310506BL-C Data sheet (PDF)
- 310507BL-C Data sheet (PDF)
- 310508BL-C Data sheet (PDF)
- 310510BL-C Data sheet (PDF)
- 310512BL-C Data sheet (PDF)
- 310514BL-C Data sheet (PDF)
- 310517BL-C Data sheet (PDF)
- 310519BL-C Data sheet (PDF)
The 1.5 mm ball point hex key features a long arm with a ball end for working at angles up to 25°, making it ideal for accessing fasteners in tight or restricted spaces. The short arm provides a straight hex profile for optimal torque transfer. Made from chrome vanadium steel with a hardness of 52 HRC and a black oxide finish for corrosion resistance and long service life.
- Professional metric hex key
- Made from chrome vanadium steel
- Corrosion-resistant black oxide finish
- Long arm with ball end
- Short arm with straight hex profile
Sizes & specifications
| Size | Part no. | Length | Weight |
|---|---|---|---|
| 1.5mm | 3105015BL-C | 3.0" (77 mm) | 0.0 oz (1 g) |
| 2.5mm | 3105025BL-C | 3.5" (90 mm) | 0.2 oz (5 g) |
| 2mm | 310502BL-C | 3.3" (83 mm) | 0.1 oz (3 g) |
| 3mm | 310503BL-C | 3.9" (98 mm) | 0.2 oz (7 g) |
| 4mm | 310504BL-C | 4.2" (106 mm) | 0.5 oz (14 g) |
| 5mm | 310505BL-C | 4.6" (118 mm) | 0.8 oz (24 g) |
| 6mm | 310506BL-C | 5.4" (137 mm) | 1.4 oz (40 g) |
| 7mm | 310507BL-C | 5.8" (147 mm) | 2.1 oz (59 g) |
| 8mm | 310508BL-C | 6.1" (156 mm) | 2.9 oz (81 g) |
| 10mm | 310510BL-C | 6.7" (170 mm) | 4.9 oz (140 g) |
| 12mm | 310512BL-C | 8.1" (207 mm) | 8.8 oz (250 g) |
| 14mm | 310514BL-C | 9.1" (230 mm) | 13.6 oz (386 g) |
| 17mm | 310517BL-C | 9.8" (250 mm) | 1.4 lb (0.62 kg) |
| 19mm | 310519BL-C | 11.0" (280 mm) | 1.9 lb (0.87 kg) |
Lengths and weights in US units with metric in parentheses, straight from official Teng Tools data.
Specifications
| Type | Hex & TX Keys |
|---|---|
| Category | Hex Keys |
| Measurement standard | Metric |
| Part number | 3105025BL-C |
Shipping
Free shipping on orders over $99. Orders are stocked, picked and shipped from our warehouse in Fort Worth, Texas — orders placed on business days ship same-day wherever possible.
Lifetime warranty
Teng Tools hand tools are backed by a lifetime warranty against manufacturing defects. Screwdriver bits and socket bits are consumables and are guaranteed to meet dimensional standards. Torque wrenches and air tools can be serviced and recalibrated on request — contact us to arrange it.
Returns
Not right for the job? Contact us within 30 days of delivery and we'll sort out a return or exchange. Tools must be unused and in their original packaging. Warranty claims are handled separately — a defective tool is our problem, not yours.
Why Teng Tools?
Swedish Design Since 1985
Trusted in 30+ countries. Designed in Sweden, built to ISO and DIN standards.
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Something goes wrong? Send a photo and your order number — same-day shipping on replacements.
The Devil Is in the Detail
Satin-finish wrenches, through-blade screwdrivers, heavy-gauge storage — built to last.