Q1:What size contact tip is suitable for the holder? A1:You can use 0.8mm,1.0mm or 1.2mm for it ,the standard size is 1.0mm in torch. Q2: Can I get a free samples to check the quality? A2:Sure,we can supply samples. For regular goods, the sample cost is different from the amount you want. For our new products,there's a MOQ of the samples. Q3: Can I put my logo on the boxes/cartons? A3: Yes, this can be made according to your requirements, but you should send us the trademark authorization letter. Q4: How can you guarantee your products quality ? A4: Apes’s each torch must pass the following tests before packing: Insulation resistance test, High voltage test, Air/Water flow test, Air/Water seal test.If there are defective items, we usually credit to our customer or replace in the next shipment. Q5: What's the order procedure? A5: Firstly, we discuss the details together by e-mail or TM. Then we issue you a PI for your confirmation or Trade Assurance Order Payment Link. You will be requested to do the pre-paid full payment before we go into the production. After we get the payment, we start to process the order. It usually takes 5-15days if we don't have the items in stock.