Product Made In Japan
Manufacturer: Yokota Industrial Co., Ltd.
Model: YD Series

Impact driver (straight type)

High output and durability

1 hammer mechanism

A single large hammer strikes the anvil with one strike per rotation.
This structure produces high output.

Two-hammer mechanism

Two hammers strike the anvil with two strikes per rotation.
This structure allows for quick torque build-up and fast tightening speed.

Specification

Model	Capable screw diameter	Tightening torque (N・m) (Reference value at 0.6MPa)	Overall length (mm)	Weight (kg)	Bit size (mm)
YD-3	M3 to M4	3–5.5	168	0.5	5.0
YD-3A	M3 to M4	3–5.5	168	0.5	6.35
YD-4	M3 to M4	3.5–9.5	203	0.6	5.0
YD-4A	M3 to M4	3.5–9.5	203	0.6	6.35
YD-4.5SZ	M3.5 to M5.0	4.0–12.0	195	0.59	6.35
YD-5A	M4.0 to M6.0	6.0–15.0	200	0.85	6.35
YD-4.5LAZ	M3.0 to M5.0	4.5–13.0	182	0.65	6.35
YD-4.5LBZ	M3.0 to M5.0	4.5–13.0	182	0.65	6.35
YD-6WAZK	M4.5 to M6.0	9.0 to 15.0	178	0.7	6.35
YD-6WBZK	M4.5 to M6.0	9.0 to 15.0	178	0.7	6.35
YD-600SZ	M4.5 to M6.0	7.0 to 19.0	205	1	6.35
YD-600SBZ	M4.5 to M6.0	7.0 to 19.0	205	1	6.35