Torque conversion
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QF / QFR Beam Type Torque Wrench

Direction
RoHS For inspections Beam Ratchet Head Direct Reading Memory Pointer

Features

  • For efficient bolt tightening operations even in confined places by ratchet function.
  • F model series with a ratchet head.
  • Lightweight easy-to-read scale, suitable for inspections.
  • Scale registers bidirectional torque.
  • The ratchet head has 24 teeth with a 15 degree operating range, allowing for use in space-limited working conditions.
  • The arm's unique shape is designed to keep internal force stable without any friction, contributing to enhanced durability.
  • QF60N～420N is available for memory pointer type as standard, other models upon request.
  • QFR models are mechanical loading type. Force is applied by winch or lever block.
  • QFR is equipped with a memory pointer as standard.
  • Applicable for international use including the EU region.
  • Compliant with calibration procedures of ISO 6789 Type I Class A.

Specifications

Accuracy ±3%
S.I. MODEL QF60N QF120N QF220N QF320N QF420N QF560N QF700N QF850N QFR1050N QFR1400N QFR2100N QFE2800N QFR4200N QFR6000N
TORQUE RANGE
[N • m]		 MIN.～MAX. 6～60 10～120 30～220 60～320 70～420 100～560 100～700 100～850 100～1050 200～1400 300～2100 300～2800 400～4200 600～6000
GRAD. 1 2 5 10 20 50 100
METRIC MODEL 600QF 1200QF 2200QF 3200QF 4200QF 5600QF 7000QF 8500QF 10500QFR 14000QFR 21000QFR 28000QFR 42000QFR 60000QFR
TORQUE RANGE
[kgf • cm/kgf • m]		 MIN.～MAX. Kgf • cm
60～600		 100～1200 300～2200 Kgf • m
6～32		 7～42 10～56 10～70 10～85 10～105 20～140 30～210 30～280 40～420 60～600
GRAD. Kgf • cm
10		 20 50 Kgf • m
1		 2 5 10
AMERICAN MODEL 600QF-A 1200QF-A 2200QF-A 3200QF-A 4200QF-A 5600QF-A 7000QF-A 8500QF-A 10500QFR-A 14000QFR-A 21000QFR-A 28000QFR-A 42000QFR-A 60000QFR-A
TORQUE RANGE
[lbf • in/lbf • ft]		 MIN.～MAX. lbf • in
0～520		 lbf • ft
6～86		 25～160 40～230 30～300 50～400 50～500 60～600 100～750 100～1000 200～1500 200～2000 300～3000 400～4300
GRAD. lbf • in
10		 lbf • ft
2		 5 10 20 50
APPRICABLE BOLT
(REFERENCE)		 STEEL M12 (M14) (M18) M20 (M22) M24 (M27) M30 (M33) M36 (M39)M42 (M45)M48 (M52)
HIGHT TENSION M8 M10 (M14) M16 (M18) M20 (M22) M24 (M27) M30 (M33) M36(M39) M42(M45)
MAX. HAND FORCE P [N] 155 269 436 555 568 677 680 1340 1510 1940 2320 3050 3960
MEMORY POINTER OPTIONAL STANDARD
DIMENSION
[mm]		 EFFECTIVE LENGTH (L) 395 453 510 582 750 840 1053 1283 797 940 1100 1240 1400 1540
OVERALL LENGTH (L') 455 520 580 655 830 950 1165 1400 845 992 1158 1305 1473 1624
HEIGHT (M) 45.7 54 57.5 66.8 68.4 69.1 70.6 93 96 99.5 120 131.5 134.5
WIDTH (B) 104 110 120 130 152 160 180 190 216 220 236
SCALE SPAN (δ) 39.6 43.6 48.8 52.2 51.0 62.5 66.3 71.3 80.6 87.7 91.8 96.8
SQ. DRIVE (a) 9.53 12.7 19.05 25.4 38.1
SQ. DRIVE (b) 11 14 20.5 26.5 42
HEAD (h) 24.4 30 33 41.1 44.2 45.7 48.7 55.7 58.5 60.5 67 84.5 89.5 91.5
HEAD (R) 16 18.8 22.5 25.5 29 32 35 37 40 44 50 55 63 70
HOOK (d) 26 30 38 20 24 31
HOOK (ℓ) 90 100 160 45 65 75
WEIGHT [kg] 0.8 1.2 1.8 2.6 3.4 4.3 6.5 8.5 12.5 15.5 21 30 32

Notes

For models having over 25.4 mm square drive, use with a through-hole socket.

Dimensions

product dimensions QF product dimensions QFR

Accessories

accessoriesItem Sockets
Accessories Manual Print Page

Tohnichi Product Guides

Complimetary Products

DOTE4-G (-MD2)

DOTE4-G (-MD2)

Digital Torque Wrench Tester SF / F

SF / F

Beam Type Torque Wrench DB / DBE / DBR

DB / DBE / DBR

Dial Indicating Torque Wrench

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gf·cm
kgf·cm
kgf·m
mN·m
cN·m(N·cm)
N·m
ozf·in
lbf·in
lbf·ft