Feature(may vary by option.)

●Feature: Set screw type (Clamping-on); Main Color: Silver tone
●High axial load and torque capacity
●Recessed screw head provides an outside surface free of major projection for safety
●Anodized aluminum provides corrosion resistance; abrasion resistance; increase surface hardness
●The shaft couplers are widely applied to small CNC machines encoding and 3D printers Z shaft coupling, simplifies the debugging difficulty.

[6.35mm to 8mm D20 L25]

Description

Rigid Set Screw Couplings, One Piece Clamp-on Type, Keywayless.
Bore(A) Dia.: 0.25 In.(6.35 mm);
Bore(B) Dia.: 0.31 In.(8 mm);
Overall Length 0.98 In.(25 mm),
Outside Dia.: 0.79 In.(20 mm).