• 【Type】: Brass B12 Drill Chuck Coupling
• 【Material】: Brass
  
• 【Height】: About 18mm
  
• 【Cone diameter】: approximately 9.3-10mm
  
• 【Tail aperture】: 5mm, 8mm
  The tail hole diameter refers to the size of the tail hole for connecting the drill clamp plug to the motor shaft. If equipped with a 5mm motor shaft, choose a 5mm tail hole. When installing, it is necessary to gently tap the motor shaft in with a hammer, and it will become tighter as it is used.
  
• 【Weight】: Approximately 16.5g for 5mm holes and 37g for 8mm holes
  
• 【Description】: B12 copper drill clamp plug is a connecting rod used for B12 drill bit clamp. When making drilling tools, a connecting rod is needed to connect the motor shaft to the drill bit clamp, and the drill bit clamp plug is the connecting rod used to connect the drill bit clamp (B12 model).

• 【Note】】: 1.The product dimensions are all measured by hand, and there are tolerances in the dimensions. 2. Due to different photographic products, the actual color may have color difference, which is subject to the actual object.

Packing Quantity】:

• According to your choice.