JD-79 countersunk head T-star with ribs

The category JD-79 countersunk head T-star with ribs contains 3 product groups:

JD-79 Chipboard screws, countersunk head, full thread, 6 ribs under head, I-Star
Surfaces: zinc plated Cr3+, yellow zinc plated

JD-79 Chipboard screws, countersunk head, partial thread, 6 ribs under head, I-Star
Surfaces: zinc plated Cr3+, yellow zinc plated

JD 79 Chipboard screws countersunk head partial thread 6 ribs under head I-Star stainless steel A2