Ace #18 x 1050 ft Orange Twisted Nylon Mason Line with Dispenser Zinc-Plated Bolts A: They are USS coarse-thread

A: They are USS coarse-thread wing nuts

Versatile Application: Suited for construction

Load Distribution: Flat washer design spreads force to reduce surface damage and loosening

painting and hand-finishing Seal Highly water-resistant

Coverage Made Simple: 20 tiles per carton (12 in x 12 in each) covering 20 sq ft

Ace #18 x 1050 ft Orange Twisted Nylon Mason Line with Dispenser Zinc-Plated Bolts A: They are USS coarse-threadAce Orange Twisted Nylon Mason Line (#18, 1050 ft) Durable #18 twisted nylon mason line in bright orange, supplied on a stake style dispenser for easy layout. Ideal for construction, landscaping, and home projects requiring reliable snap and chalk retention and secure knots. Key Features: Built In Dispenser: Stakes into ground and locks line for quick layout control Durable Nylon: Twisted #18 nylon resists wear and ties secure, dependable knots High