3/8 Inch Drive Extension Set, 2-Piece (18, 24 in.) BoltsandNuts.com Material: Plastic

Material: Plastic

Shoulder Diameter: M4

Carbide Spade Drill Bits are for drilling hard steel such as sheet metal and stainless steel

Flute Length: 3-1/2"

Zinc Yellow Hex Flange Bolts (M5 Class 8

3/8 Inch Drive Extension Set, 2-Piece (18, 24 in.) BoltsandNuts.com Material: PlasticKnurled band provides grip for starting or turning loosened fasteners with fingertips Polished, chrome plated finish easily wipes clean and is highly resistant to corrosion Beveled drive end helps guide extension smoothly onto drive tool Four detent grooves offer a secure connection with the drive tool Radiused corners inside the drive avoid stress concentrations that can cause cracking Spring loaded retaining ball latches into sockets and holds them