Locking Extension Bar, Socket Accessory
- Tien-i Unique Design, locking pull-down ring allows you to release and lock sockets securely
- Resists a socket pull-off load, prevents accidental socket loss, instantly unlocks by retracting the knurled ring.
- Great for tight area where you may normally lose a socket
- Various lengths offered, From 50mm (2") to 915mm (35")
- Tien-i Socket Accessory made in Taiwan, from forged and heat treated Chrome Vanadium steel (Cr-V) with chrome plated for corrosion resistance and long service life.
- Tien-i Socket Accessory meets or exceeds ANSI & DIN & ISO performance standards
1/2"DR. LOCK EXTENSION BAR
Item No. | L(mm) | L(inch) | D(mm) | (g) |
---|---|---|---|---|
ECXQCR402 | 50 | 2" | 24 | 100 |
ECXQCR403 | 75 | 3" | 24 | 144 |
ECXQCR405 | 125 | 5" | 24 | 227 |
ECXQCR410 | 250 | 10" | 24 | 434 |
ECXQCR415 | 375 | 15" | 24 | 635 |
ECXQCR420 | 500 | 20" | 24 | 840 |
ECXQCR424 | 610 | 24" | 24 | 1000 |
ECXQCR436 | 915 | 36" | 24 | 1500 |
3/8"DR. LOCK EXTENSION BAR
Item No. | L(mm) | L(inch) | D(mm) | (g) |
---|---|---|---|---|
ECXQCR303 | 75 | 3" | 18 | 83 |
ECXQCR304 | 100 | 4" | 18 | 100 |
ECXQCR306 | 150 | 6" | 18 | 152 |
ECXQCR308 | 200 | 8" | 18 | 195 |
ECXQCR310 | 250 | 10" | 18 | 234 |
ECXQCR312 | 305 | 12" | 18 | 290 |
ECXQCR314 | 357 | 14" | 18 | 313.5 |
ECXQCR318 | 457 | 18" | 18 | 413 |
ECXQCR324 | 610 | 24" | 18 | 518 |
ECXQCR336 | 900 | 36" | 18 | 790 |
1/4"DR. LOCK EXTENSION BAR
Item No. | L(mm) | L(inch) | D(mm) | (g) |
---|---|---|---|---|
ECXQCR202 | 50 | 2" | 12 | 31 |
ECXQCR203 | 75 | 3" | 12 | 42 |
ECXQCR204 | 100 | 4" | 12 | 52 |
ECXQCR206 | 150 | 6" | 12 | 71 |
ECXQCR210 | 250 | 10" | 12 | 112 |
ECXQCR214 | 357 | 14" | 12 | 147 |
ECXQCR224 | 600 | 24" | 12 | 215 |
ECXQCR236 | 900 | 36" | 12 | 305 |

High Torque Strength
Meets at least 1.2 times the ANSI test torque standard. Verified by a single cycle test in which torque is applied up to a specified value without failure or permanent deformation.

Standard
Each member of our quality control team has undergone SGS training to ensure that every Tlen-I product satisfies DIN, ISO and ANSI/ASTM international standards. Seeing is believing. We would like to invite you to visit our factory and meet our quality control team.

Permanently roller stamp. Large on curved face of the socket.

From polish to mat, from dark to gray, and color also will be option for every product manager and designer.

Groove or Color Ring and knurled base section, giving the sockets distinctive appearance and handy feeling.

Tien-I is a member of China Steel Corporation (CSC), the leading steel company in Taiwan.