Products

Socket Wrench

Spline Socket

Spline Socket

3/8, 1/2 inch Drive Spline Socket

Tien-I Spline socket with Precise, radial spline teeth engage the fastener over a winder area, so the design allows user to apply more torque without damaging tool or fastener head.

Spline sockets can be used on spline fasteners, as well as on 4, 6, and 12 point fasteners. Spline sockets with high performance are applicable to all nuts and bolts in military equipment and commercial aircraft.

  • Standard: MIL-W-8982/1A
  • Drop forged chrome vanadium steel (CR-V)

  • Heat treated and chrome plated for durability

1/4" Drive Spline Socket (mm)
Item No. S L(mm) D1(mm) D2(mm) (g)
QCR29204 4 25 12 7.4 11
QCR29205 5 25 12 8.6 11.1
QCR29206 6 25 12 9.8 11.2
QCR29207 7 25 12 11 11
QCR29208 8 25 13 13 14.7
QCR29209 9 25 14 14 16.9
QCR29210 10 25 16 16 22.4
QCR29211 11 25 16 16 19.8
QCR29212 12 25 18 18 27.2
QCR29213 13 25 19 19 28
QCR29214 14 25 20 20 36
QCR292045 4.5 25 12 8 11.1
QCR292055 5.5 25 12 9.2 10.9
1/4" Drive Spline Socket (inch)
Item No. S L(mm) D1(mm) D2(mm) (g)
QCR29105 5/32" 25 12 7.4 11
QCR29106 3/16" 25 12 8.2 11.1
QCR29107 7/32" 25 12 9.3 10.9
QCR29108 1/4" 25 12 10.3 11.2
QCR29109 9/32" 25 12 11.2 11
QCR29110 5/16" 25 13 13 14.7
QCR29111 11/32" 25 14 14 16.9
QCR29112 3/8" 25 14.7 14.7 22.4
QCR29114 7/16" 25 16 16 19.8
QCR29115 15/32" 25 18 18 27.2
QCR29116 1/2" 25 19 19 28
QCR29118 9/16" 25 20 20 36
3/8" Drive Spline Socket (mm)
Item No. S L(mm) D1(mm) D2(mm) (g)
EQCR39206 6 28 17.0 10.0 23
EQCR39207 7 28 17.0 11.5 23
EQCR39208 8 28 17.0 12.7 23
EQCR39210 10 28 17.0 15.5 24
EQCR39211 11 28 17.0 17.0 24
EQCR39212 12 28 18.5 18.5 29
EQCR39213 13 28 20.0 20.0 31
EQCR39214 14 28 21.0 21.0 34
EQCR39215 15 28 22.0 22.2 45
EQCR39216 16 30 23.0 23.0 45
EQCR39217 17 30 25.0 24.0 59
EQCR39218 18 30 26.0 23.0 59
EQCR39219 19 30 27.0 27.0 68
EQCR39220 20 30 28.0 28.0 81
EQCR39221 21 32 30.0 30.0 81
EQCR39222 22 32 31.0 31.0 92
EQCR39223 23 32 32.0 32.0 120
EQCR39224 24 32 34.0 34.0 120
EQCR39209` 9 28 17.0 14.0 24
3/8" Drive Spline Socket (inch)
Item No. S L(mm) D1(mm) D2(mm) (g)
EQCR39108 1/4" 28 17.0 10.4 23
EQCR39109 9/32" 28 17.0 11.6 23
EQCR39110 5/16" 28 17.0 12.6 24
EQCR39112 3/8" 28 17.0 15.0 24
EQCR39114 7/16" 28 17.0 17.0 29
EQCR39115 15/32" 28 18.5 18.5 29
EQCR39116 1/2" 28 20.0 20.0 31
EQCR39118 9/16" 28 21.0 21.0 34
EQCR39119 19/32" 28 22.0 22.0 45
EQCR39120 5/8" 30 23.0 23.0 45
EQCR39122 11/16" 30 25.0 25.0 59
EQCR39124 3/4" 30 27.0 27.0 68
EQCR39126 13/16" 32 29.0 29.0 81
EQCR39128 7/8" 32 31.0 31.0 82
EQCR39130 15/16" 32 33.0 33.0 120
1/2" Drive Spline Socket (mm)
Item No. S L(mm) D1(mm) D2(mm) (g)
EQCR49208 8 38 22.2 13.8 50
EQCR49209 9 38 22.2 15.0 50
EQCR49210 10 38 22.2 16.2 51
EQCR49211 11 38 22.2 17.5 51
EQCR49212 12 38 22.2 18.7 52
EQCR49213 13 38 22.2 20.0 52
EQCR49214 14 38 22.2 21.0 52
EQCR49215 15 38 23.5 22.2 62
EQCR49216 16 38 23.5 22.2 58
EQCR49217 17 38 25.0 23.0 67
EQCR49218 18 38 26.0 23.5 73
EQCR49219 19 38 27.0 24.0 70
EQCR49220 20 38 28.0 24.0 66
EQCR49221 21 38 30.0 24.0 78
EQCR49222 22 38 31.0 26.0 90
EQCR49223 23 38 32.0 28.0 100
EQCR49224 24` 38 34.0 28.0 109
EQCR49227 27 42 37.0 30.0 145
EQCR49230 30 42 41.0 34.0 182
EQCR49232 32 42 44.0 36.0 212
1/2" Drive Spline Socket (inch)
Item No. S L(mm) D1(mm) D2(mm) (g)
QCR49112 3/8" 38 22.2 15.7 51
QCR49114 7/16" 38 22.2 17.4 51
QCR49116 1/2" 38 22.2 19.7 52
QCR49118 9/16" 38 22.2 21.3 52
QCR49120 5/8" 38 23.5 23.5 58
QCR49122 11/16" 38 25 25 73
QCR49124 3/4" 38 27 27 70
QCR49126 13/16" 38 30 30 78
QCR49128 7/8" 38 32 32 90
QCR49130 15/16" 38 34 34 109
QCR49132 1" 42 36 36 140
QCR49134 1-1/16" 42 38 38 145
QCR49136 1-1/8" 42 40 40 175
QCR49138 1-3/16" 42 42 42 182
QCR49140 1-1/4" 42 44 44 212