RCU Forums - View Single Post - Propeller Torque and Hub Drilling
View Single Post
Old 07-28-2010 | 10:28 AM
  #29  
gkamysz's Avatar
gkamysz
Senior Member
My Feedback: (19)
 
Joined: Jun 2003
Posts: 3,397
Likes: 0
Received 2 Likes on 2 Posts
From: Crystal Lake, IL
Default RE: Propeller Torque and Hub Drilling

The standard for metric socket head cap screws is grade 12.9. Does anyone use anything else?