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Locking Extension Bar, Socket Accessory

  • ANSI or DIN
  • Patented
  • Lock
  • 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 
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Spec Size Chart
Download All Spec Size Chart

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
Product Detail
High Torque Strength

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

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.

Large Stamped Markings
Large Stamped Markings

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

Surface Treatment
Surface Treatment

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

Knurling, Groove, Color Ring
Knurling, Groove, Color Ring

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

Material Quality
Material Quality

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

Contact Tien-i
Contact Tien-i

In order to purchase or customize products, and learn more information about your MOQ deal.
Contact Tien-i service center to start your purchase procedure.

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