Screw-In T-Nuts

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A zinc plated, round base t-nut you insert by hand into pre-drilled holes 12 mm in diameter.

  • 3 screw holes in each t-nut
  • base of t-nut is 25mm in diameter
  • threads are imperial 3/8" UNC
  • screws are included with purchase
  • required hole is 12mm

Tools required to install:  drill, 12 mm drill bit, #2 phillips head bit

TIP:  To prevent corrosion place steel/zinc t-nuts into a plastic bag and treat them with a long lasting lubricant like CRC Long Life before you install them.  Spray them in the bag and shake them around and make sure they are well coated, but not dripping, then install. 


Important Information - PLEASE Read.

  • All bolts Uncarved Block sells are imperial 3/8" diameter socket head type with UNC threads.
  • Unless otherwise stated, t-nuts are not inlcuded with holds or sets.
  • Any items shown in pictures other than holds are to show scale and are not included with purchase.
  • More information about hold colors click here.
  • Bolts supplied with holds/sets are suited for 17-20 mm thick climbing walls, if you require longer bolts order these separately.

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