• Equipped with jewelled and shock-proof dial indicator
• Easy to measure the thickness of a tube with diameter above 4mm • Equipped with jewelled and shock-proof dial indicator
• With globular contact points • Equipped with jewelled and shock-proof dial indicator
• Aluminum main body, stainless steel contact point and anvil Big measuring force: 6.8N • Super measuring depth: 200mm/7.87" • With supporting stand for convenient operation