there are at least two sizes of 4 wire plugs. bought the wrong one first. this instruction sheet may help:
Servo Motor Technician User Manual(v3.7 L-Type 4-Bar for ShuangZheng).pdf
my mother once put a needle through her thumb nail. very gnarly. i always wear safety glasses while using a machine. never know where broken needles might go.
made loop stick as seen in J.H. Leather video:
amazing leatherworking skills on display in her videos!
it is 1"x1/2". taper is 8" long. 3/16" to 1/2". cut piece on table saw, tapered on mill & rounded edges on router table with 1/32" radius round ov