Rannb Adjustable 3-8mm T-Handle Reversible Ratchet Tap Wrench Metalworking Tapping Threading Tool M3-M8

Tap Wrench operate main point: 1. The good pit hole must chamfering first 2. To use drill clamp supporting tap 3. Tap to vertical alignment operation 4. Cut into rotation level 2-3 times 5. confirm vertical after Cut into 6. Tapping 3/4 turn after a quarter back feeling 7. level reversal pull out after working 8. Remember that cutting metal need to use with the oil Material: stainless steel Length of wrench: 85mm/3.35" Size of screw taps: M3-M8 Package includes: 1 x wrench, 1 x screw tap Use the small knurled knob on the top of this Ratchet Tap Wrench for starting the tap or backing out Friction holds the crossbar handle in the most convenient positionSuitable for bicycle repair, assemble furniture, machine manufacturing, ect.