Non-Slip Broken Nut Bolt Extractor Sleeve

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Features:
This is a set of 10 tough tools to help eliminate nuts, bolts, screw heads, earrings, etc.
It adapts to heads of size 9, 10, 11, 12, 13, 14, 15, 16, 17 and 19mm.
Spiral cut teeth provide a positive grip to eliminate rounded or damaged bolts.
Made of hard alloy, they are of strong strength and long durability.
These tools can be driven with a metric wrench or plug for quick work.
All these tools are packed in a box for easy storage and transport.

Specifications:
Material: Alloy
Color: Black
Adjust head size: 9mm / 0.35``, 10mm / 0.39''11mm / 0.43 "12mm / 0.47 13mm / 0.51" ... 14mm / 0.55 "15mm / 0 , 59 "16mm / 0.63" 17mm / 0.67 "... 19mm / 0.74
Box Size: approx. 17.2 x 7.9 x 3.5 cm / 6.77 '' x 3.11 '' x 1.37 ''
Package weight: approx. 368g


Graphite crucible mini furnace gold torch metal melting:
1x10 pieces / set of nut remover