K&S KS411 Replacement 3MM Hex Tip D=3.5MM L=75MM  [KS411]

K&S 3MM HEX DRIVER TIP D=3.5MM L=75MM #411
Price:
NZD$6.63
Brand:
K&S
Model:
KS411
Condition:
Brand New
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Long reach 3mm hex driver for model work

The K&S KS411 3mm hex driver tip provides a 75mm reach for working with small hex fasteners on scale models. The D=3.5MM marking indicates the tip diameter while L=75MM gives the overall length, which helps when screws sit deep inside mounts or brackets.

Offered as a single spare tip, this item is intended to pair with hex driver handles or bit holders that accept long bits. Confirm that your tool secures a 75mm bit to avoid slippage when loosening or tightening small fasteners during rebuilds or part swaps.

Keep an eye on wear during regular use; frequent inspection and cautious torque application will reduce the chance of rounded heads and maintain reliable engagement when tuning linkages, servos, or suspension components.

How durable is this tip for workshop use?

Durability depends on how the tip is used. Avoid using excessive force or the wrong screw size, inspect the tip for wear regularly, and replace it if you notice deformation to keep reliable engagement.

Why is the 75mm length useful?

The extended length helps you reach fasteners recessed behind mounts or inside tight assemblies, making it easier to access servo brackets, shock towers, and motor mounts without disassembling surrounding parts.

Any tips to avoid rounding tiny hex heads?

Use the correct 3mm tip size, ensure the bit seats fully in the fastener, apply steady controlled torque, and avoid levering on the bit; these practices help protect small hex heads.

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