Two-sided color laminated cards with 21 of the most common crane hand signals. Meets OSHA required regulations and adapted from ASME Standards. Sold in packages of 25 cards. ENGLISH ONLY
They are Two-sided color laminated cards with 21 of the most common Crane Hand Signals.
They meet OSHA required regulations and are adapted from ASME Standards.
They Come in a Pack of 25 Cards.