Out of stock use W900-0199-PAIR. One of each size bit. Replacement step drill bits for use on 8mm and 10mm glowplug ports. Both bits come in the B900-0199 glow plug remover kit. Drill 7x4.2 mm and 9x4.2, both have protective coating to prevent corrosion during shipment. Also available in the B900-0199 Glow Plug Remover Kit.

• Actual length 90.68mm or 3.57"
• Pilot end to assist drilling straight