About ten years ago I read in “M-To” article that described the design of the spear gun. Decided using the same principle ā a spring as a battery, to make the gun more simple, easy, and good combat. Numerous experiments and fine-tuning have produced the desired result.TO PIN FASTENER,…
The original secure storage for small washers and nuts it is easy to obtain from the large pins to which the fastener is threaded and then closed with a snap, held a head-lock until the right moment. It is important that the pin can be made and most, arching her (with a simplified head) of Read more…








