Angle Grinder Bit Extension Shaft Connecting Extension Rod Pratical Angle Grinder Extension Easy to Install: This extension shaft can be easily? installed on your angle grinder and also easy to remove. Seamless Docking: Precise thread design allows them to be tightly connected together and will not loosen or slip during use. Portable size: This extension shaft has portable size and easy to carry, you can put it into your tool bag to carry easily. This angle grinder bit extension shaft allows you to use your angle grinder more conveniently, effectively grinding and polishing some narrow areas. Three different Specifications are available: Type1 includes a M-10 80mm extension rod and 2pcs 100 type pressing plates, type2 includes a M-10 80mm extension rod and type3 includes a M14 75mm extension rod. Specifications: Material: steel Type: extension rod+pressing plates, 80mm extension rod, 75mm extension rod(optional) Package size:? 100 * 30 * 20mm / 3.9 * 1.2 * 0.8in Package weight: Extension rod+pressing plates: 140g / 4.9ounce 80mm extension rod: 110g / 3.9ounce 75mm extension rod: 110g / 3.9ounce Type1 Packing list: 1 * M-10 80mm Extension Rod 2 * Pressing Plates Type2 Packing list: 1 * 80mm Extension Rod Type3 Packing list: 1 * 75mm Extension Rod