Comes with three 8mm to 10mm threaded studs of which one has 10mm left hand thread

5-pack Hex Bolt Chrome 3/8-24 by Gardner Westcott

18-22 FLFBS

- Indoor / workshop environment (lowest temperature: -4°F / -20°C)

13-17 Trophy

halder insert for simplex mallet nylon hard temp1421 Comes with three 8mm toSimply installs into your Halder hammerhead housing allowing you to fine tune your mallet, with single or even dual component inserts materials in one mallet for optimum versatility. Insert is made from Nylon. Very wear resistant, no chipping, noise dampening, very high impact and oil and grease resistant. USed as optional or replacement insert. Hardness 4 on scale of 5. Diameter: 30mm. Weight: 26 gram. Diameter: 40mm. Weight: 65 gram. Diameter: 50mm.