TurboTorch® SKH-7A TurboSkill Oxy-Fuel Handle. Torch handles cover the full range of welding, cutting and heating needs performance matched cutting attachments are available for each torch handle series. Choose from the J-40 standard light duty 3.75" option or the J-28 light duty 6" tried and true torch. No check valves or flashback arrestors come on the J-40. The J-28 includes reverse flow check valves for regulator use.